21000339390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{9239}}^1\times {\mathrm{75767}}^1$

素因数の和:85016

約数の個数: 32

約数和(自身を含む): 50406935040

約数和(自身を除く): 29406595650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 9239, 18478, 27717, 46195, 55434, 75767, 92390, 138585, 151534, 227301, 277170, 378835, 454602, 757670, 1136505, 2273010, 700011313, 1400022626, 2100033939, 3500056565, 4200067878, 7000113130, 10500169695, 21000339390]

約数ペア:

[(1, 21000339390), (2, 10500169695), (3, 7000113130), (5, 4200067878), (6, 3500056565), (10, 2100033939), (15, 1400022626), (30, 700011313), (9239, 2273010), (18478, 1136505), (27717, 757670), (46195, 454602), (55434, 378835), (75767, 277170), (92390, 227301), (138585, 151534)]