21922912

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1103

約数の個数: 48

約数和(自身を含む): 47903184

約数和(自身を除く): 25980272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 88, 122, 176, 244, 352, 488, 671, 976, 1021, 1342, 1952, 2042, 2684, 4084, 5368, 8168, 10736, 11231, 16336, 21472, 22462, 32672, 44924, 62281, 89848, 124562, 179696, 249124, 359392, 498248, 685091, 996496, 1370182, 1992992, 2740364, 5480728, 10961456, 21922912]

約数ペア:

[(1, 21922912), (2, 10961456), (4, 5480728), (8, 2740364), (11, 1992992), (16, 1370182), (22, 996496), (32, 685091), (44, 498248), (61, 359392), (88, 249124), (122, 179696), (176, 124562), (244, 89848), (352, 62281), (488, 44924), (671, 32672), (976, 22462), (1021, 21472), (1342, 16336), (1952, 11231), (2042, 10736), (2684, 8168), (4084, 5368)]