21402570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101917}}^1$

素因数の和:101934

約数の個数: 32

約数和(自身を含む): 58704768

約数和(自身を除く): 37302198

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 101917, 203834, 305751, 509585, 611502, 713419, 1019170, 1426838, 1528755, 2140257, 3057510, 3567095, 4280514, 7134190, 10701285, 21402570]

約数ペア:

[(1, 21402570), (2, 10701285), (3, 7134190), (5, 4280514), (6, 3567095), (7, 3057510), (10, 2140257), (14, 1528755), (15, 1426838), (21, 1019170), (30, 713419), (35, 611502), (42, 509585), (70, 305751), (105, 203834), (210, 101917)]