21113907984

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1579}}^1\times {\mathrm{2381}}^1$

素因数の和:3990

約数の個数: 160

約数和(自身を含む): 65335401600

約数和(自身を除く): 44221493616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1579, 1872, 2381, 2808, 3158, 4737, 4762, 5616, 6316, 7143, 9474, 9524, 12632, 14211, 14286, 18948, 19048, 20527, 21429, 25264, 28422, 28572, 30953, 37896, 38096, 41054, 42633, 42858, 56844, 57144, 61581, 61906, 64287, 75792, 82108, 85266, 85716, 92859, 113688, 114288, 123162, 123812, 128574, 164216, 170532, 171432, 184743, 185718, 227376, 246324, 247624, 257148, 278577, 328432, 341064, 342864, 369486, 371436, 492648, 495248, 514296, 554229, 557154, 682128, 738972, 742872, 835731, 985296, 1028592, 1108458, 1114308, 1477944, 1485744, 1671462, 2216916, 2228616, 2955888, 3342924, 3759599, 4433832, 4457232, 6685848, 7519198, 8867664, 11278797, 13371696, 15038396, 22557594, 30076792, 33836391, 45115188, 48874787, 60153584, 67672782, 90230376, 97749574, 101509173, 135345564, 146624361, 180460752, 195499148, 203018346, 270691128, 293248722, 390998296, 406036692, 439873083, 541382256, 586497444, 781996592, 812073384, 879746166, 1172994888, 1319619249, 1624146768, 1759492332, 2345989776, 2639238498, 3518984664, 5278476996, 7037969328, 10556953992, 21113907984]

約数ペア:

[(1, 21113907984), (2, 10556953992), (3, 7037969328), (4, 5278476996), (6, 3518984664), (8, 2639238498), (9, 2345989776), (12, 1759492332), (13, 1624146768), (16, 1319619249), (18, 1172994888), (24, 879746166), (26, 812073384), (27, 781996592), (36, 586497444), (39, 541382256), (48, 439873083), (52, 406036692), (54, 390998296), (72, 293248722), (78, 270691128), (104, 203018346), (108, 195499148), (117, 180460752), (144, 146624361), (156, 135345564), (208, 101509173), (216, 97749574), (234, 90230376), (312, 67672782), (351, 60153584), (432, 48874787), (468, 45115188), (624, 33836391), (702, 30076792), (936, 22557594), (1404, 15038396), (1579, 13371696), (1872, 11278797), (2381, 8867664), (2808, 7519198), (3158, 6685848), (4737, 4457232), (4762, 4433832), (5616, 3759599), (6316, 3342924), (7143, 2955888), (9474, 2228616), (9524, 2216916), (12632, 1671462), (14211, 1485744), (14286, 1477944), (18948, 1114308), (19048, 1108458), (20527, 1028592), (21429, 985296), (25264, 835731), (28422, 742872), (28572, 738972), (30953, 682128), (37896, 557154), (38096, 554229), (41054, 514296), (42633, 495248), (42858, 492648), (56844, 371436), (57144, 369486), (61581, 342864), (61906, 341064), (64287, 328432), (75792, 278577), (82108, 257148), (85266, 247624), (85716, 246324), (92859, 227376), (113688, 185718), (114288, 184743), (123162, 171432), (123812, 170532), (128574, 164216)]