21642372

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12791}}^1$

素因数の和:12848

約数の個数: 36

約数和(自身を含む): 55875456

約数和(自身を除く): 34233084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12791, 25582, 38373, 51164, 76746, 115119, 153492, 230238, 460476, 601177, 1202354, 1803531, 2404708, 3607062, 5410593, 7214124, 10821186, 21642372]

約数ペア:

[(1, 21642372), (2, 10821186), (3, 7214124), (4, 5410593), (6, 3607062), (9, 2404708), (12, 1803531), (18, 1202354), (36, 601177), (47, 460476), (94, 230238), (141, 153492), (188, 115119), (282, 76746), (423, 51164), (564, 38373), (846, 25582), (1692, 12791)]