21604291284

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{275579}}^1$

素因数の和:275772

約数の個数: 48

約数和(自身を含む): 51853132800

約数和(自身を除く): 30248841516

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 139, 141, 188, 278, 282, 417, 556, 564, 834, 1668, 6533, 13066, 19599, 26132, 39198, 78396, 275579, 551158, 826737, 1102316, 1653474, 3306948, 12952213, 25904426, 38305481, 38856639, 51808852, 76610962, 77713278, 114916443, 153221924, 155426556, 229832886, 459665772, 1800357607, 3600715214, 5401072821, 7201430428, 10802145642, 21604291284]

約数ペア:

[(1, 21604291284), (2, 10802145642), (3, 7201430428), (4, 5401072821), (6, 3600715214), (12, 1800357607), (47, 459665772), (94, 229832886), (139, 155426556), (141, 153221924), (188, 114916443), (278, 77713278), (282, 76610962), (417, 51808852), (556, 38856639), (564, 38305481), (834, 25904426), (1668, 12952213), (6533, 3306948), (13066, 1653474), (19599, 1102316), (26132, 826737), (39198, 551158), (78396, 275579)]