21064268192

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{981011}}^1$

素因数の和:981093

約数の個数: 48

約数和(自身を含む): 45981994464

約数和(自身を除く): 24917726272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 88, 122, 176, 244, 352, 488, 671, 976, 1342, 1952, 2684, 5368, 10736, 21472, 981011, 1962022, 3924044, 7848088, 10791121, 15696176, 21582242, 31392352, 43164484, 59841671, 86328968, 119683342, 172657936, 239366684, 345315872, 478733368, 658258381, 957466736, 1316516762, 1914933472, 2633033524, 5266067048, 10532134096, 21064268192]

約数ペア:

[(1, 21064268192), (2, 10532134096), (4, 5266067048), (8, 2633033524), (11, 1914933472), (16, 1316516762), (22, 957466736), (32, 658258381), (44, 478733368), (61, 345315872), (88, 239366684), (122, 172657936), (176, 119683342), (244, 86328968), (352, 59841671), (488, 43164484), (671, 31392352), (976, 21582242), (1342, 15696176), (1952, 10791121), (2684, 7848088), (5368, 3924044), (10736, 1962022), (21472, 981011)]