21600306

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13187}}^1$

素因数の和:13215

約数の個数: 48

約数和(自身を含む): 57605184

約数和(自身を除く): 36004878

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 13187, 26374, 39561, 79122, 92309, 118683, 171431, 184618, 237366, 276927, 342862, 514293, 553854, 830781, 1028586, 1200017, 1542879, 1661562, 2400034, 3085758, 3600051, 7200102, 10800153, 21600306]

約数ペア:

[(1, 21600306), (2, 10800153), (3, 7200102), (6, 3600051), (7, 3085758), (9, 2400034), (13, 1661562), (14, 1542879), (18, 1200017), (21, 1028586), (26, 830781), (39, 553854), (42, 514293), (63, 342862), (78, 276927), (91, 237366), (117, 184618), (126, 171431), (182, 118683), (234, 92309), (273, 79122), (546, 39561), (819, 26374), (1638, 13187)]