21150882

素因数分解:

$2^1\times 3^4\times {\mathrm{137}}^1\times {\mathrm{953}}^1$

素因数の和:1104

約数の個数: 40

約数和(自身を含む): 47789676

約数和(自身を除く): 26638794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 137, 162, 274, 411, 822, 953, 1233, 1906, 2466, 2859, 3699, 5718, 7398, 8577, 11097, 17154, 22194, 25731, 51462, 77193, 130561, 154386, 261122, 391683, 783366, 1175049, 2350098, 3525147, 7050294, 10575441, 21150882]

約数ペア:

[(1, 21150882), (2, 10575441), (3, 7050294), (6, 3525147), (9, 2350098), (18, 1175049), (27, 783366), (54, 391683), (81, 261122), (137, 154386), (162, 130561), (274, 77193), (411, 51462), (822, 25731), (953, 22194), (1233, 17154), (1906, 11097), (2466, 8577), (2859, 7398), (3699, 5718)]