21454211570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{22171}}^1$

素因数の和:22671

約数の個数: 64

約数和(自身を含む): 44443330560

約数和(自身を除く): 22989118990

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 463, 926, 1045, 2090, 2315, 4630, 5093, 8797, 10186, 17594, 22171, 25465, 43985, 44342, 50930, 87970, 96767, 110855, 193534, 221710, 243881, 421249, 483835, 487762, 842498, 967670, 1219405, 2106245, 2438810, 4212490, 4633739, 9267478, 10265173, 20530346, 23168695, 46337390, 51325865, 102651730, 112916903, 195038287, 225833806, 390076574, 564584515, 975191435, 1129169030, 1950382870, 2145421157, 4290842314, 10727105785, 21454211570]

約数ペア:

[(1, 21454211570), (2, 10727105785), (5, 4290842314), (10, 2145421157), (11, 1950382870), (19, 1129169030), (22, 975191435), (38, 564584515), (55, 390076574), (95, 225833806), (110, 195038287), (190, 112916903), (209, 102651730), (418, 51325865), (463, 46337390), (926, 23168695), (1045, 20530346), (2090, 10265173), (2315, 9267478), (4630, 4633739), (5093, 4212490), (8797, 2438810), (10186, 2106245), (17594, 1219405), (22171, 967670), (25465, 842498), (43985, 487762), (44342, 483835), (50930, 421249), (87970, 243881), (96767, 221710), (110855, 193534)]