21653058

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2617}}^1$

素因数の和:2826

約数の個数: 32

約数和(自身を含む): 49762944

約数和(自身を除く): 28109886

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2617, 2758, 4137, 5234, 7851, 8274, 15702, 18319, 36638, 54957, 109914, 515549, 1031098, 1546647, 3093294, 3608843, 7217686, 10826529, 21653058]

約数ペア:

[(1, 21653058), (2, 10826529), (3, 7217686), (6, 3608843), (7, 3093294), (14, 1546647), (21, 1031098), (42, 515549), (197, 109914), (394, 54957), (591, 36638), (1182, 18319), (1379, 15702), (2617, 8274), (2758, 7851), (4137, 5234)]