21247896

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{28559}}^1$

素因数の和:28599

約数の個数: 32

約数和(自身を含む): 54835200

約数和(自身を除く): 33587304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 28559, 57118, 85677, 114236, 171354, 228472, 342708, 685416, 885329, 1770658, 2655987, 3541316, 5311974, 7082632, 10623948, 21247896]

約数ペア:

[(1, 21247896), (2, 10623948), (3, 7082632), (4, 5311974), (6, 3541316), (8, 2655987), (12, 1770658), (24, 885329), (31, 685416), (62, 342708), (93, 228472), (124, 171354), (186, 114236), (248, 85677), (372, 57118), (744, 28559)]