21974524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{937}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 46329696

約数和(自身を除く): 24355172

約数列:

[1, 2, 4, 11, 13, 22, 26, 41, 44, 52, 82, 143, 164, 286, 451, 533, 572, 902, 937, 1066, 1804, 1874, 2132, 3748, 5863, 10307, 11726, 12181, 20614, 23452, 24362, 38417, 41228, 48724, 76834, 133991, 153668, 267982, 422587, 499421, 535964, 845174, 998842, 1690348, 1997684, 5493631, 10987262, 21974524]

約数ペア:

[(1, 21974524), (2, 10987262), (4, 5493631), (11, 1997684), (13, 1690348), (22, 998842), (26, 845174), (41, 535964), (44, 499421), (52, 422587), (82, 267982), (143, 153668), (164, 133991), (286, 76834), (451, 48724), (533, 41228), (572, 38417), (902, 24362), (937, 23452), (1066, 20614), (1804, 12181), (1874, 11726), (2132, 10307), (3748, 5863)]