21816984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7672

約数の個数: 64

約数和(自身を含む): 66009600

約数和(自身を除く): 44192616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7639, 15278, 22917, 30556, 45834, 53473, 61112, 91668, 106946, 129863, 160419, 183336, 213892, 259726, 320838, 389589, 427784, 519452, 641676, 779178, 909041, 1038904, 1283352, 1558356, 1818082, 2727123, 3116712, 3636164, 5454246, 7272328, 10908492, 21816984]

約数ペア:

[(1, 21816984), (2, 10908492), (3, 7272328), (4, 5454246), (6, 3636164), (7, 3116712), (8, 2727123), (12, 1818082), (14, 1558356), (17, 1283352), (21, 1038904), (24, 909041), (28, 779178), (34, 641676), (42, 519452), (51, 427784), (56, 389589), (68, 320838), (84, 259726), (102, 213892), (119, 183336), (136, 160419), (168, 129863), (204, 106946), (238, 91668), (357, 61112), (408, 53473), (476, 45834), (714, 30556), (952, 22917), (1428, 15278), (2856, 7639)]