21000605370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700020179}}^1$

素因数の和:700020189

約数の個数: 16

約数和(自身を含む): 50401452960

約数和(自身を除く): 29400847590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700020179, 1400040358, 2100060537, 3500100895, 4200121074, 7000201790, 10500302685, 21000605370]

約数ペア:

[(1, 21000605370), (2, 10500302685), (3, 7000201790), (5, 4200121074), (6, 3500100895), (10, 2100060537), (15, 1400040358), (30, 700020179)]