21621744

素因数分解:

$2^4\times 3^2\times {\mathrm{150151}}^1$

素因数の和:150165

約数の個数: 30

約数和(自身を含む): 60511256

約数和(自身を除く): 38889512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 150151, 300302, 450453, 600604, 900906, 1201208, 1351359, 1801812, 2402416, 2702718, 3603624, 5405436, 7207248, 10810872, 21621744]

約数ペア:

[(1, 21621744), (2, 10810872), (3, 7207248), (4, 5405436), (6, 3603624), (8, 2702718), (9, 2402416), (12, 1801812), (16, 1351359), (18, 1201208), (24, 900906), (36, 600604), (48, 450453), (72, 300302), (144, 150151)]