21986064

素因数分解:

$2^4\times 3^2\times {\mathrm{152681}}^1$

素因数の和:152695

約数の個数: 30

約数和(自身を含む): 61530846

約数和(自身を除く): 39544782

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 152681, 305362, 458043, 610724, 916086, 1221448, 1374129, 1832172, 2442896, 2748258, 3664344, 5496516, 7328688, 10993032, 21986064]

約数ペア:

[(1, 21986064), (2, 10993032), (3, 7328688), (4, 5496516), (6, 3664344), (8, 2748258), (9, 2442896), (12, 1832172), (16, 1374129), (18, 1221448), (24, 916086), (36, 610724), (48, 458043), (72, 305362), (144, 152681)]