21024270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2957}}^1$

素因数の和:3049

約数の個数: 48

約数和(自身を含む): 55373760

約数和(自身を除く): 34349490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 2957, 3555, 5914, 7110, 8871, 14785, 17742, 26613, 29570, 44355, 53226, 88710, 133065, 233603, 266130, 467206, 700809, 1168015, 1401618, 2102427, 2336030, 3504045, 4204854, 7008090, 10512135, 21024270]

約数ペア:

[(1, 21024270), (2, 10512135), (3, 7008090), (5, 4204854), (6, 3504045), (9, 2336030), (10, 2102427), (15, 1401618), (18, 1168015), (30, 700809), (45, 467206), (79, 266130), (90, 233603), (158, 133065), (237, 88710), (395, 53226), (474, 44355), (711, 29570), (790, 26613), (1185, 17742), (1422, 14785), (2370, 8871), (2957, 7110), (3555, 5914)]