21032030

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 39256704

約数和(自身を除く): 18224674

約数列:

[1, 2, 5, 10, 47, 73, 94, 146, 235, 365, 470, 613, 730, 1226, 3065, 3431, 6130, 6862, 17155, 28811, 34310, 44749, 57622, 89498, 144055, 223745, 288110, 447490, 2103203, 4206406, 10516015, 21032030]

約数ペア:

[(1, 21032030), (2, 10516015), (5, 4206406), (10, 2103203), (47, 447490), (73, 288110), (94, 223745), (146, 144055), (235, 89498), (365, 57622), (470, 44749), (613, 34310), (730, 28811), (1226, 17155), (3065, 6862), (3431, 6130)]