21149070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^3$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 51334560

約数和(自身を除く): 30185490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7921, 15842, 23763, 39605, 47526, 79210, 118815, 237630, 704969, 1409938, 2114907, 3524845, 4229814, 7049690, 10574535, 21149070]

約数ペア:

[(1, 21149070), (2, 10574535), (3, 7049690), (5, 4229814), (6, 3524845), (10, 2114907), (15, 1409938), (30, 704969), (89, 237630), (178, 118815), (267, 79210), (445, 47526), (534, 39605), (890, 23763), (1335, 15842), (2670, 7921)]