21050336

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 44470944

約数和(自身を除く): 23420608

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 74, 92, 148, 184, 296, 368, 592, 736, 773, 851, 1184, 1546, 1702, 3092, 3404, 6184, 6808, 12368, 13616, 17779, 24736, 27232, 28601, 35558, 57202, 71116, 114404, 142232, 228808, 284464, 457616, 568928, 657823, 915232, 1315646, 2631292, 5262584, 10525168, 21050336]

約数ペア:

[(1, 21050336), (2, 10525168), (4, 5262584), (8, 2631292), (16, 1315646), (23, 915232), (32, 657823), (37, 568928), (46, 457616), (74, 284464), (92, 228808), (148, 142232), (184, 114404), (296, 71116), (368, 57202), (592, 35558), (736, 28601), (773, 27232), (851, 24736), (1184, 17779), (1546, 13616), (1702, 12368), (3092, 6808), (3404, 6184)]