21299857620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{21397}}^1$

素因数の和:21809

約数の個数: 96

約数和(自身を含む): 61083929088

約数和(自身を除く): 39784071468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 353, 470, 564, 705, 706, 940, 1059, 1410, 1412, 1765, 2118, 2820, 3530, 4236, 5295, 7060, 10590, 16591, 21180, 21397, 33182, 42794, 49773, 64191, 66364, 82955, 85588, 99546, 106985, 128382, 165910, 199092, 213970, 248865, 256764, 320955, 331820, 427940, 497730, 641910, 995460, 1005659, 1283820, 2011318, 3016977, 4022636, 5028295, 6033954, 7553141, 10056590, 12067908, 15084885, 15106282, 20113180, 22659423, 30169770, 30212564, 37765705, 45318846, 60339540, 75531410, 90637692, 113297115, 151062820, 226594230, 354997627, 453188460, 709995254, 1064992881, 1419990508, 1774988135, 2129985762, 3549976270, 4259971524, 5324964405, 7099952540, 10649928810, 21299857620]

約数ペア:

[(1, 21299857620), (2, 10649928810), (3, 7099952540), (4, 5324964405), (5, 4259971524), (6, 3549976270), (10, 2129985762), (12, 1774988135), (15, 1419990508), (20, 1064992881), (30, 709995254), (47, 453188460), (60, 354997627), (94, 226594230), (141, 151062820), (188, 113297115), (235, 90637692), (282, 75531410), (353, 60339540), (470, 45318846), (564, 37765705), (705, 30212564), (706, 30169770), (940, 22659423), (1059, 20113180), (1410, 15106282), (1412, 15084885), (1765, 12067908), (2118, 10056590), (2820, 7553141), (3530, 6033954), (4236, 5028295), (5295, 4022636), (7060, 3016977), (10590, 2011318), (16591, 1283820), (21180, 1005659), (21397, 995460), (33182, 641910), (42794, 497730), (49773, 427940), (64191, 331820), (66364, 320955), (82955, 256764), (85588, 248865), (99546, 213970), (106985, 199092), (128382, 165910)]