21370380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{356173}}^1$

素因数の和:356185

約数の個数: 24

約数和(自身を含む): 59837232

約数和(自身を除く): 38466852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 356173, 712346, 1068519, 1424692, 1780865, 2137038, 3561730, 4274076, 5342595, 7123460, 10685190, 21370380]

約数ペア:

[(1, 21370380), (2, 10685190), (3, 7123460), (4, 5342595), (5, 4274076), (6, 3561730), (10, 2137038), (12, 1780865), (15, 1424692), (20, 1068519), (30, 712346), (60, 356173)]