21499230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9817}}^1$

素因数の和:9900

約数の個数: 32

約数和(自身を含む): 52310304

約数和(自身を除く): 30811074

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9817, 19634, 29451, 49085, 58902, 98170, 147255, 294510, 716641, 1433282, 2149923, 3583205, 4299846, 7166410, 10749615, 21499230]

約数ペア:

[(1, 21499230), (2, 10749615), (3, 7166410), (5, 4299846), (6, 3583205), (10, 2149923), (15, 1433282), (30, 716641), (73, 294510), (146, 147255), (219, 98170), (365, 58902), (438, 49085), (730, 29451), (1095, 19634), (2190, 9817)]