21229668

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 60318720

約数和(自身を除く): 39089052

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 93, 102, 108, 124, 153, 186, 204, 279, 306, 372, 373, 459, 527, 558, 612, 746, 837, 918, 1054, 1116, 1119, 1492, 1581, 1674, 1836, 2108, 2238, 3162, 3348, 3357, 4476, 4743, 6324, 6341, 6714, 9486, 10071, 11563, 12682, 13428, 14229, 18972, 19023, 20142, 23126, 25364, 28458, 34689, 38046, 40284, 46252, 56916, 57069, 69378, 76092, 104067, 114138, 138756, 171207, 196571, 208134, 228276, 312201, 342414, 393142, 416268, 589713, 624402, 684828, 786284, 1179426, 1248804, 1769139, 2358852, 3538278, 5307417, 7076556, 10614834, 21229668]

約数ペア:

[(1, 21229668), (2, 10614834), (3, 7076556), (4, 5307417), (6, 3538278), (9, 2358852), (12, 1769139), (17, 1248804), (18, 1179426), (27, 786284), (31, 684828), (34, 624402), (36, 589713), (51, 416268), (54, 393142), (62, 342414), (68, 312201), (93, 228276), (102, 208134), (108, 196571), (124, 171207), (153, 138756), (186, 114138), (204, 104067), (279, 76092), (306, 69378), (372, 57069), (373, 56916), (459, 46252), (527, 40284), (558, 38046), (612, 34689), (746, 28458), (837, 25364), (918, 23126), (1054, 20142), (1116, 19023), (1119, 18972), (1492, 14229), (1581, 13428), (1674, 12682), (1836, 11563), (2108, 10071), (2238, 9486), (3162, 6714), (3348, 6341), (3357, 6324), (4476, 4743)]