21520392

素因数分解:

$2^3\times 3^1\times {\mathrm{223}}^1\times {\mathrm{4021}}^1$

素因数の和:4253

約数の個数: 32

約数和(自身を含む): 54055680

約数和(自身を除く): 32535288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 223, 446, 669, 892, 1338, 1784, 2676, 4021, 5352, 8042, 12063, 16084, 24126, 32168, 48252, 96504, 896683, 1793366, 2690049, 3586732, 5380098, 7173464, 10760196, 21520392]

約数ペア:

[(1, 21520392), (2, 10760196), (3, 7173464), (4, 5380098), (6, 3586732), (8, 2690049), (12, 1793366), (24, 896683), (223, 96504), (446, 48252), (669, 32168), (892, 24126), (1338, 16084), (1784, 12063), (2676, 8042), (4021, 5352)]