21294798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{5227}}^1$

素因数の和:5336

約数の個数: 32

約数和(自身を含む): 49185024

約数和(自身を除く): 27890226

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 5227, 10454, 15681, 31362, 36589, 73178, 109767, 219534, 507019, 1014038, 1521057, 3042114, 3549133, 7098266, 10647399, 21294798]

約数ペア:

[(1, 21294798), (2, 10647399), (3, 7098266), (6, 3549133), (7, 3042114), (14, 1521057), (21, 1014038), (42, 507019), (97, 219534), (194, 109767), (291, 73178), (582, 36589), (679, 31362), (1358, 15681), (2037, 10454), (4074, 5227)]