21204291224

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1\times {\mathrm{2659}}^1$

素因数の和:3660

約数の個数: 64

約数和(自身を含む): 42301980000

約数和(自身を除く): 21097688776

約数列:

[1, 2, 4, 8, 29, 37, 58, 74, 116, 148, 232, 296, 929, 1073, 1858, 2146, 2659, 3716, 4292, 5318, 7432, 8584, 10636, 21272, 26941, 34373, 53882, 68746, 77111, 98383, 107764, 137492, 154222, 196766, 215528, 274984, 308444, 393532, 616888, 787064, 996817, 1993634, 2470211, 2853107, 3987268, 4940422, 5706214, 7974536, 9880844, 11412428, 19761688, 22824856, 71636119, 91397807, 143272238, 182795614, 286544476, 365591228, 573088952, 731182456, 2650536403, 5301072806, 10602145612, 21204291224]

約数ペア:

[(1, 21204291224), (2, 10602145612), (4, 5301072806), (8, 2650536403), (29, 731182456), (37, 573088952), (58, 365591228), (74, 286544476), (116, 182795614), (148, 143272238), (232, 91397807), (296, 71636119), (929, 22824856), (1073, 19761688), (1858, 11412428), (2146, 9880844), (2659, 7974536), (3716, 5706214), (4292, 4940422), (5318, 3987268), (7432, 2853107), (8584, 2470211), (10636, 1993634), (21272, 996817), (26941, 787064), (34373, 616888), (53882, 393532), (68746, 308444), (77111, 274984), (98383, 215528), (107764, 196766), (137492, 154222)]