21095514870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{28151}}^1\times {\mathrm{24979}}^1$

素因数の和:53140

約数の個数: 32

約数和(自身を含む): 50633061120

約数和(自身を除く): 29537546250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 24979, 28151, 49958, 56302, 74937, 84453, 124895, 140755, 149874, 168906, 249790, 281510, 374685, 422265, 749370, 844530, 703183829, 1406367658, 2109551487, 3515919145, 4219102974, 7031838290, 10547757435, 21095514870]

約数ペア:

[(1, 21095514870), (2, 10547757435), (3, 7031838290), (5, 4219102974), (6, 3515919145), (10, 2109551487), (15, 1406367658), (30, 703183829), (24979, 844530), (28151, 749370), (49958, 422265), (56302, 374685), (74937, 281510), (84453, 249790), (124895, 168906), (140755, 149874)]