21602240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:83

約数の個数: 168

約数和(自身を含む): 62709552

約数和(自身を除く): 41107312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 32, 34, 38, 40, 44, 55, 64, 68, 76, 80, 85, 88, 95, 110, 136, 152, 160, 170, 176, 187, 190, 209, 220, 272, 304, 320, 323, 340, 352, 361, 374, 380, 418, 440, 544, 608, 646, 680, 704, 722, 748, 760, 836, 880, 935, 1045, 1088, 1216, 1292, 1360, 1444, 1496, 1520, 1615, 1672, 1760, 1805, 1870, 2090, 2584, 2720, 2888, 2992, 3040, 3230, 3344, 3520, 3553, 3610, 3740, 3971, 4180, 5168, 5440, 5776, 5984, 6080, 6137, 6460, 6688, 7106, 7220, 7480, 7942, 8360, 10336, 11552, 11968, 12274, 12920, 13376, 14212, 14440, 14960, 15884, 16720, 17765, 19855, 20672, 23104, 24548, 25840, 28424, 28880, 29920, 30685, 31768, 33440, 35530, 39710, 49096, 51680, 56848, 57760, 59840, 61370, 63536, 66880, 67507, 71060, 79420, 98192, 103360, 113696, 115520, 122740, 127072, 135014, 142120, 158840, 196384, 227392, 245480, 254144, 270028, 284240, 317680, 337535, 392768, 490960, 540056, 568480, 635360, 675070, 981920, 1080112, 1136960, 1270720, 1350140, 1963840, 2160224, 2700280, 4320448, 5400560, 10801120, 21602240]

約数ペア:

[(1, 21602240), (2, 10801120), (4, 5400560), (5, 4320448), (8, 2700280), (10, 2160224), (11, 1963840), (16, 1350140), (17, 1270720), (19, 1136960), (20, 1080112), (22, 981920), (32, 675070), (34, 635360), (38, 568480), (40, 540056), (44, 490960), (55, 392768), (64, 337535), (68, 317680), (76, 284240), (80, 270028), (85, 254144), (88, 245480), (95, 227392), (110, 196384), (136, 158840), (152, 142120), (160, 135014), (170, 127072), (176, 122740), (187, 115520), (190, 113696), (209, 103360), (220, 98192), (272, 79420), (304, 71060), (320, 67507), (323, 66880), (340, 63536), (352, 61370), (361, 59840), (374, 57760), (380, 56848), (418, 51680), (440, 49096), (544, 39710), (608, 35530), (646, 33440), (680, 31768), (704, 30685), (722, 29920), (748, 28880), (760, 28424), (836, 25840), (880, 24548), (935, 23104), (1045, 20672), (1088, 19855), (1216, 17765), (1292, 16720), (1360, 15884), (1444, 14960), (1496, 14440), (1520, 14212), (1615, 13376), (1672, 12920), (1760, 12274), (1805, 11968), (1870, 11552), (2090, 10336), (2584, 8360), (2720, 7942), (2888, 7480), (2992, 7220), (3040, 7106), (3230, 6688), (3344, 6460), (3520, 6137), (3553, 6080), (3610, 5984), (3740, 5776), (3971, 5440), (4180, 5168)]