21779484

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 52985856

約数和(自身を除く): 31206372

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 127, 186, 254, 372, 381, 461, 508, 762, 922, 1383, 1524, 1844, 2766, 3937, 5532, 7874, 11811, 14291, 15748, 23622, 28582, 42873, 47244, 57164, 58547, 85746, 117094, 171492, 175641, 234188, 351282, 702564, 1814957, 3629914, 5444871, 7259828, 10889742, 21779484]

約数ペア:

[(1, 21779484), (2, 10889742), (3, 7259828), (4, 5444871), (6, 3629914), (12, 1814957), (31, 702564), (62, 351282), (93, 234188), (124, 175641), (127, 171492), (186, 117094), (254, 85746), (372, 58547), (381, 57164), (461, 47244), (508, 42873), (762, 28582), (922, 23622), (1383, 15748), (1524, 14291), (1844, 11811), (2766, 7874), (3937, 5532)]