21524616

素因数分解:

$2^3\times 3^4\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 61419600

約数和(自身を除く): 39894984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 81, 108, 118, 162, 177, 216, 236, 324, 354, 472, 531, 563, 648, 708, 1062, 1126, 1416, 1593, 1689, 2124, 2252, 3186, 3378, 4248, 4504, 4779, 5067, 6372, 6756, 9558, 10134, 12744, 13512, 15201, 19116, 20268, 30402, 33217, 38232, 40536, 45603, 60804, 66434, 91206, 99651, 121608, 132868, 182412, 199302, 265736, 298953, 364824, 398604, 597906, 797208, 896859, 1195812, 1793718, 2391624, 2690577, 3587436, 5381154, 7174872, 10762308, 21524616]

約数ペア:

[(1, 21524616), (2, 10762308), (3, 7174872), (4, 5381154), (6, 3587436), (8, 2690577), (9, 2391624), (12, 1793718), (18, 1195812), (24, 896859), (27, 797208), (36, 597906), (54, 398604), (59, 364824), (72, 298953), (81, 265736), (108, 199302), (118, 182412), (162, 132868), (177, 121608), (216, 99651), (236, 91206), (324, 66434), (354, 60804), (472, 45603), (531, 40536), (563, 38232), (648, 33217), (708, 30402), (1062, 20268), (1126, 19116), (1416, 15201), (1593, 13512), (1689, 12744), (2124, 10134), (2252, 9558), (3186, 6756), (3378, 6372), (4248, 5067), (4504, 4779)]