21471052

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 36

約数和(自身を含む): 40103560

約数和(自身を除く): 18632508

約数列:

[1, 2, 4, 23, 46, 73, 92, 139, 146, 278, 292, 529, 556, 1058, 1679, 2116, 3197, 3358, 6394, 6716, 10147, 12788, 20294, 38617, 40588, 73531, 77234, 147062, 154468, 233381, 294124, 466762, 933524, 5367763, 10735526, 21471052]

約数ペア:

[(1, 21471052), (2, 10735526), (4, 5367763), (23, 933524), (46, 466762), (73, 294124), (92, 233381), (139, 154468), (146, 147062), (278, 77234), (292, 73531), (529, 40588), (556, 38617), (1058, 20294), (1679, 12788), (2116, 10147), (3197, 6716), (3358, 6394)]