21425976

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2081}}^1$

素因数の和:2117

約数の個数: 96

約数和(自身を含む): 68206320

約数和(自身を除く): 46780344

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 156, 198, 234, 264, 286, 312, 396, 429, 468, 572, 792, 858, 936, 1144, 1287, 1716, 2081, 2574, 3432, 4162, 5148, 6243, 8324, 10296, 12486, 16648, 18729, 22891, 24972, 27053, 37458, 45782, 49944, 54106, 68673, 74916, 81159, 91564, 108212, 137346, 149832, 162318, 183128, 206019, 216424, 243477, 274692, 297583, 324636, 412038, 486954, 549384, 595166, 649272, 824076, 892749, 973908, 1190332, 1648152, 1785498, 1947816, 2380664, 2678247, 3570996, 5356494, 7141992, 10712988, 21425976]

約数ペア:

[(1, 21425976), (2, 10712988), (3, 7141992), (4, 5356494), (6, 3570996), (8, 2678247), (9, 2380664), (11, 1947816), (12, 1785498), (13, 1648152), (18, 1190332), (22, 973908), (24, 892749), (26, 824076), (33, 649272), (36, 595166), (39, 549384), (44, 486954), (52, 412038), (66, 324636), (72, 297583), (78, 274692), (88, 243477), (99, 216424), (104, 206019), (117, 183128), (132, 162318), (143, 149832), (156, 137346), (198, 108212), (234, 91564), (264, 81159), (286, 74916), (312, 68673), (396, 54106), (429, 49944), (468, 45782), (572, 37458), (792, 27053), (858, 24972), (936, 22891), (1144, 18729), (1287, 16648), (1716, 12486), (2081, 10296), (2574, 8324), (3432, 6243), (4162, 5148)]