21152100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70507}}^1$

素因数の和:70524

約数の個数: 36

約数和(自身を含む): 61200944

約数和(自身を除く): 40048844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70507, 141014, 211521, 282028, 352535, 423042, 705070, 846084, 1057605, 1410140, 1762675, 2115210, 3525350, 4230420, 5288025, 7050700, 10576050, 21152100]

約数ペア:

[(1, 21152100), (2, 10576050), (3, 7050700), (4, 5288025), (5, 4230420), (6, 3525350), (10, 2115210), (12, 1762675), (15, 1410140), (20, 1057605), (25, 846084), (30, 705070), (50, 423042), (60, 352535), (75, 282028), (100, 211521), (150, 141014), (300, 70507)]