21200190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3779}}^1$

素因数の和:3817

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 37586370

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 165, 170, 187, 255, 330, 374, 510, 561, 935, 1122, 1870, 2805, 3779, 5610, 7558, 11337, 18895, 22674, 37790, 41569, 56685, 64243, 83138, 113370, 124707, 128486, 192729, 207845, 249414, 321215, 385458, 415690, 623535, 642430, 706673, 963645, 1247070, 1413346, 1927290, 2120019, 3533365, 4240038, 7066730, 10600095, 21200190]

約数ペア:

[(1, 21200190), (2, 10600095), (3, 7066730), (5, 4240038), (6, 3533365), (10, 2120019), (11, 1927290), (15, 1413346), (17, 1247070), (22, 963645), (30, 706673), (33, 642430), (34, 623535), (51, 415690), (55, 385458), (66, 321215), (85, 249414), (102, 207845), (110, 192729), (165, 128486), (170, 124707), (187, 113370), (255, 83138), (330, 64243), (374, 56685), (510, 41569), (561, 37790), (935, 22674), (1122, 18895), (1870, 11337), (2805, 7558), (3779, 5610)]