21154548

素因数分解:

$2^2\times 3^1\times {\mathrm{1097}}^1\times {\mathrm{1607}}^1$

素因数の和:2711

約数の個数: 24

約数和(自身を含む): 49436352

約数和(自身を除く): 28281804

約数列:

[1, 2, 3, 4, 6, 12, 1097, 1607, 2194, 3214, 3291, 4388, 4821, 6428, 6582, 9642, 13164, 19284, 1762879, 3525758, 5288637, 7051516, 10577274, 21154548]

約数ペア:

[(1, 21154548), (2, 10577274), (3, 7051516), (4, 5288637), (6, 3525758), (12, 1762879), (1097, 19284), (1607, 13164), (2194, 9642), (3214, 6582), (3291, 6428), (4388, 4821)]