21638832

素因数分解:

$2^4\times 3^1\times {\mathrm{450809}}^1$

素因数の和:450820

約数の個数: 20

約数和(自身を含む): 55900440

約数和(自身を除く): 34261608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450809, 901618, 1352427, 1803236, 2704854, 3606472, 5409708, 7212944, 10819416, 21638832]

約数ペア:

[(1, 21638832), (2, 10819416), (3, 7212944), (4, 5409708), (6, 3606472), (8, 2704854), (12, 1803236), (16, 1352427), (24, 901618), (48, 450809)]