21211512

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1101

約数の個数: 96

約数和(自身を含む): 65376720

約数和(自身を除く): 44165208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 49, 51, 56, 68, 84, 98, 102, 119, 136, 147, 168, 196, 204, 238, 294, 357, 392, 408, 476, 588, 714, 833, 952, 1061, 1176, 1428, 1666, 2122, 2499, 2856, 3183, 3332, 4244, 4998, 6366, 6664, 7427, 8488, 9996, 12732, 14854, 18037, 19992, 22281, 25464, 29708, 36074, 44562, 51989, 54111, 59416, 72148, 89124, 103978, 108222, 126259, 144296, 155967, 178248, 207956, 216444, 252518, 311934, 378777, 415912, 432888, 505036, 623868, 757554, 883813, 1010072, 1247736, 1515108, 1767626, 2651439, 3030216, 3535252, 5302878, 7070504, 10605756, 21211512]

約数ペア:

[(1, 21211512), (2, 10605756), (3, 7070504), (4, 5302878), (6, 3535252), (7, 3030216), (8, 2651439), (12, 1767626), (14, 1515108), (17, 1247736), (21, 1010072), (24, 883813), (28, 757554), (34, 623868), (42, 505036), (49, 432888), (51, 415912), (56, 378777), (68, 311934), (84, 252518), (98, 216444), (102, 207956), (119, 178248), (136, 155967), (147, 144296), (168, 126259), (196, 108222), (204, 103978), (238, 89124), (294, 72148), (357, 59416), (392, 54111), (408, 51989), (476, 44562), (588, 36074), (714, 29708), (833, 25464), (952, 22281), (1061, 19992), (1176, 18037), (1428, 14854), (1666, 12732), (2122, 9996), (2499, 8488), (2856, 7427), (3183, 6664), (3332, 6366), (4244, 4998)]