21139938210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16387549}}^1$

素因数の和:16387602

約数の個数: 32

約数和(自身を含む): 51915758400

約数和(自身を除く): 30775820190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16387549, 32775098, 49162647, 81937745, 98325294, 163875490, 245813235, 491626470, 704664607, 1409329214, 2113993821, 3523323035, 4227987642, 7046646070, 10569969105, 21139938210]

約数ペア:

[(1, 21139938210), (2, 10569969105), (3, 7046646070), (5, 4227987642), (6, 3523323035), (10, 2113993821), (15, 1409329214), (30, 704664607), (43, 491626470), (86, 245813235), (129, 163875490), (215, 98325294), (258, 81937745), (430, 49162647), (645, 32775098), (1290, 16387549)]