21888046

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{6661}}^1$

素因数の和:6747

約数の個数: 16

約数和(自身を含む): 34535808

約数和(自身を除く): 12647762

約数列:

[1, 2, 31, 53, 62, 106, 1643, 3286, 6661, 13322, 206491, 353033, 412982, 706066, 10944023, 21888046]

約数ペア:

[(1, 21888046), (2, 10944023), (31, 706066), (53, 412982), (62, 353033), (106, 206491), (1643, 13322), (3286, 6661)]