21394344

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 56376000

約数和(自身を除く): 34981656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 59, 87, 116, 118, 174, 177, 232, 236, 348, 354, 472, 521, 696, 708, 1042, 1416, 1563, 1711, 2084, 3126, 3422, 4168, 5133, 6252, 6844, 10266, 12504, 13688, 15109, 20532, 30218, 30739, 41064, 45327, 60436, 61478, 90654, 92217, 120872, 122956, 181308, 184434, 245912, 362616, 368868, 737736, 891431, 1782862, 2674293, 3565724, 5348586, 7131448, 10697172, 21394344]

約数ペア:

[(1, 21394344), (2, 10697172), (3, 7131448), (4, 5348586), (6, 3565724), (8, 2674293), (12, 1782862), (24, 891431), (29, 737736), (58, 368868), (59, 362616), (87, 245912), (116, 184434), (118, 181308), (174, 122956), (177, 120872), (232, 92217), (236, 90654), (348, 61478), (354, 60436), (472, 45327), (521, 41064), (696, 30739), (708, 30218), (1042, 20532), (1416, 15109), (1563, 13688), (1711, 12504), (2084, 10266), (3126, 6844), (3422, 6252), (4168, 5133)]