21313608

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 34500792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 113, 116, 174, 226, 232, 271, 339, 348, 452, 542, 678, 696, 813, 904, 1084, 1356, 1626, 2168, 2712, 3252, 3277, 6504, 6554, 7859, 9831, 13108, 15718, 19662, 23577, 26216, 30623, 31436, 39324, 47154, 61246, 62872, 78648, 91869, 94308, 122492, 183738, 188616, 244984, 367476, 734952, 888067, 1776134, 2664201, 3552268, 5328402, 7104536, 10656804, 21313608]

約数ペア:

[(1, 21313608), (2, 10656804), (3, 7104536), (4, 5328402), (6, 3552268), (8, 2664201), (12, 1776134), (24, 888067), (29, 734952), (58, 367476), (87, 244984), (113, 188616), (116, 183738), (174, 122492), (226, 94308), (232, 91869), (271, 78648), (339, 62872), (348, 61246), (452, 47154), (542, 39324), (678, 31436), (696, 30623), (813, 26216), (904, 23577), (1084, 19662), (1356, 15718), (1626, 13108), (2168, 9831), (2712, 7859), (3252, 6554), (3277, 6504)]