21167800520

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8969407}}^1$

素因数の和:8969477

約数の個数: 32

約数和(自身を含む): 48434803200

約数和(自身を除く): 27267002680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8969407, 17938814, 35877628, 44847035, 71755256, 89694070, 179388140, 358776280, 529195013, 1058390026, 2116780052, 2645975065, 4233560104, 5291950130, 10583900260, 21167800520]

約数ペア:

[(1, 21167800520), (2, 10583900260), (4, 5291950130), (5, 4233560104), (8, 2645975065), (10, 2116780052), (20, 1058390026), (40, 529195013), (59, 358776280), (118, 179388140), (236, 89694070), (295, 71755256), (472, 44847035), (590, 35877628), (1180, 17938814), (2360, 8969407)]