21724798270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{70487}}^1$

素因数の和:70562

約数の個数: 96

約数和(自身を含む): 49467350592

約数和(自身を除く): 27742552322

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 49, 70, 74, 85, 98, 119, 170, 185, 238, 245, 259, 370, 490, 518, 595, 629, 833, 1190, 1258, 1295, 1666, 1813, 2590, 3145, 3626, 4165, 4403, 6290, 8330, 8806, 9065, 18130, 22015, 30821, 44030, 61642, 70487, 140974, 154105, 308210, 352435, 493409, 704870, 986818, 1198279, 2396558, 2467045, 2608019, 3453863, 4934090, 5216038, 5991395, 6907726, 8387953, 11982790, 13040095, 16775906, 17269315, 18256133, 26080190, 34538630, 36512266, 41939765, 44336323, 58715671, 83879530, 88672646, 91280665, 117431342, 127792931, 182561330, 221681615, 255585862, 293578355, 310354261, 443363230, 587156710, 620708522, 638964655, 1277929310, 1551771305, 2172479827, 3103542610, 4344959654, 10862399135, 21724798270]

約数ペア:

[(1, 21724798270), (2, 10862399135), (5, 4344959654), (7, 3103542610), (10, 2172479827), (14, 1551771305), (17, 1277929310), (34, 638964655), (35, 620708522), (37, 587156710), (49, 443363230), (70, 310354261), (74, 293578355), (85, 255585862), (98, 221681615), (119, 182561330), (170, 127792931), (185, 117431342), (238, 91280665), (245, 88672646), (259, 83879530), (370, 58715671), (490, 44336323), (518, 41939765), (595, 36512266), (629, 34538630), (833, 26080190), (1190, 18256133), (1258, 17269315), (1295, 16775906), (1666, 13040095), (1813, 11982790), (2590, 8387953), (3145, 6907726), (3626, 5991395), (4165, 5216038), (4403, 4934090), (6290, 3453863), (8330, 2608019), (8806, 2467045), (9065, 2396558), (18130, 1198279), (22015, 986818), (30821, 704870), (44030, 493409), (61642, 352435), (70487, 308210), (140974, 154105)]