21206722104

素因数分解:

$2^3\times 3^4\times {\mathrm{137}}^1\times {\mathrm{238879}}^1$

素因数の和:239034

約数の個数: 80

約数和(自身を含む): 59832273600

約数和(自身を除く): 38625551496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 137, 162, 216, 274, 324, 411, 548, 648, 822, 1096, 1233, 1644, 2466, 3288, 3699, 4932, 7398, 9864, 11097, 14796, 22194, 29592, 44388, 88776, 238879, 477758, 716637, 955516, 1433274, 1911032, 2149911, 2866548, 4299822, 5733096, 6449733, 8599644, 12899466, 17199288, 19349199, 25798932, 32726423, 38698398, 51597864, 65452846, 77396796, 98179269, 130905692, 154793592, 196358538, 261811384, 294537807, 392717076, 589075614, 785434152, 883613421, 1178151228, 1767226842, 2356302456, 2650840263, 3534453684, 5301680526, 7068907368, 10603361052, 21206722104]

約数ペア:

[(1, 21206722104), (2, 10603361052), (3, 7068907368), (4, 5301680526), (6, 3534453684), (8, 2650840263), (9, 2356302456), (12, 1767226842), (18, 1178151228), (24, 883613421), (27, 785434152), (36, 589075614), (54, 392717076), (72, 294537807), (81, 261811384), (108, 196358538), (137, 154793592), (162, 130905692), (216, 98179269), (274, 77396796), (324, 65452846), (411, 51597864), (548, 38698398), (648, 32726423), (822, 25798932), (1096, 19349199), (1233, 17199288), (1644, 12899466), (2466, 8599644), (3288, 6449733), (3699, 5733096), (4932, 4299822), (7398, 2866548), (9864, 2149911), (11097, 1911032), (14796, 1433274), (22194, 955516), (29592, 716637), (44388, 477758), (88776, 238879)]