21052173604

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9764459}}^1$

素因数の和:9764488

約数の個数: 36

約数和(自身を含む): 46752234480

約数和(自身を除く): 25700060876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 9764459, 19528918, 39057836, 68351213, 107409049, 136702426, 214818098, 273404852, 429636196, 478458491, 751863343, 956916982, 1503726686, 1913833964, 3007453372, 5263043401, 10526086802, 21052173604]

約数ペア:

[(1, 21052173604), (2, 10526086802), (4, 5263043401), (7, 3007453372), (11, 1913833964), (14, 1503726686), (22, 956916982), (28, 751863343), (44, 478458491), (49, 429636196), (77, 273404852), (98, 214818098), (154, 136702426), (196, 107409049), (308, 68351213), (539, 39057836), (1078, 19528918), (2156, 9764459)]