21615330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3853}}^1$

素因数の和:3891

約数の個数: 64

約数和(自身を含む): 59937408

約数和(自身を除く): 38322078

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 165, 170, 187, 255, 330, 374, 510, 561, 935, 1122, 1870, 2805, 3853, 5610, 7706, 11559, 19265, 23118, 38530, 42383, 57795, 65501, 84766, 115590, 127149, 131002, 196503, 211915, 254298, 327505, 393006, 423830, 635745, 655010, 720511, 982515, 1271490, 1441022, 1965030, 2161533, 3602555, 4323066, 7205110, 10807665, 21615330]

約数ペア:

[(1, 21615330), (2, 10807665), (3, 7205110), (5, 4323066), (6, 3602555), (10, 2161533), (11, 1965030), (15, 1441022), (17, 1271490), (22, 982515), (30, 720511), (33, 655010), (34, 635745), (51, 423830), (55, 393006), (66, 327505), (85, 254298), (102, 211915), (110, 196503), (165, 131002), (170, 127149), (187, 115590), (255, 84766), (330, 65501), (374, 57795), (510, 42383), (561, 38530), (935, 23118), (1122, 19265), (1870, 11559), (2805, 7706), (3853, 5610)]