21498450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{433}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 53600736

約数和(自身を除く): 32102286

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 331, 433, 662, 866, 993, 1299, 1655, 1986, 2165, 2598, 3310, 4330, 4965, 6495, 8275, 9930, 10825, 12990, 16550, 21650, 24825, 32475, 49650, 64950, 143323, 286646, 429969, 716615, 859938, 1433230, 2149845, 3583075, 4299690, 7166150, 10749225, 21498450]

約数ペア:

[(1, 21498450), (2, 10749225), (3, 7166150), (5, 4299690), (6, 3583075), (10, 2149845), (15, 1433230), (25, 859938), (30, 716615), (50, 429969), (75, 286646), (150, 143323), (331, 64950), (433, 49650), (662, 32475), (866, 24825), (993, 21650), (1299, 16550), (1655, 12990), (1986, 10825), (2165, 9930), (2598, 8275), (3310, 6495), (4330, 4965)]