21242736

素因数分解:

$2^4\times 3^4\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:500

約数の個数: 100

約数和(自身を含む): 63286872

約数和(自身を除く): 42044136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 81, 108, 111, 144, 148, 162, 216, 222, 296, 324, 333, 432, 443, 444, 592, 648, 666, 886, 888, 999, 1296, 1329, 1332, 1772, 1776, 1998, 2658, 2664, 2997, 3544, 3987, 3996, 5316, 5328, 5994, 7088, 7974, 7992, 10632, 11961, 11988, 15948, 15984, 16391, 21264, 23922, 23976, 31896, 32782, 35883, 47844, 47952, 49173, 63792, 65564, 71766, 95688, 98346, 131128, 143532, 147519, 191376, 196692, 262256, 287064, 295038, 393384, 442557, 574128, 590076, 786768, 885114, 1180152, 1327671, 1770228, 2360304, 2655342, 3540456, 5310684, 7080912, 10621368, 21242736]

約数ペア:

[(1, 21242736), (2, 10621368), (3, 7080912), (4, 5310684), (6, 3540456), (8, 2655342), (9, 2360304), (12, 1770228), (16, 1327671), (18, 1180152), (24, 885114), (27, 786768), (36, 590076), (37, 574128), (48, 442557), (54, 393384), (72, 295038), (74, 287064), (81, 262256), (108, 196692), (111, 191376), (144, 147519), (148, 143532), (162, 131128), (216, 98346), (222, 95688), (296, 71766), (324, 65564), (333, 63792), (432, 49173), (443, 47952), (444, 47844), (592, 35883), (648, 32782), (666, 31896), (886, 23976), (888, 23922), (999, 21264), (1296, 16391), (1329, 15984), (1332, 15948), (1772, 11988), (1776, 11961), (1998, 10632), (2658, 7992), (2664, 7974), (2997, 7088), (3544, 5994), (3987, 5328), (3996, 5316)]