21451284

素因数分解:

$2^2\times 3^3\times {\mathrm{198623}}^1$

素因数の和:198636

約数の個数: 24

約数和(自身を含む): 55614720

約数和(自身を除く): 34163436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 198623, 397246, 595869, 794492, 1191738, 1787607, 2383476, 3575214, 5362821, 7150428, 10725642, 21451284]

約数ペア:

[(1, 21451284), (2, 10725642), (3, 7150428), (4, 5362821), (6, 3575214), (9, 2383476), (12, 1787607), (18, 1191738), (27, 794492), (36, 595869), (54, 397246), (108, 198623)]