21752302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4003}}^1$

素因数の和:4048

約数の個数: 32

約数和(自身を含む): 40360320

約数和(自身を除く): 18608018

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 4003, 5434, 8006, 44033, 52039, 76057, 88066, 104078, 152114, 572429, 836627, 988741, 1144858, 1673254, 1977482, 10876151, 21752302]

約数ペア:

[(1, 21752302), (2, 10876151), (11, 1977482), (13, 1673254), (19, 1144858), (22, 988741), (26, 836627), (38, 572429), (143, 152114), (209, 104078), (247, 88066), (286, 76057), (418, 52039), (494, 44033), (2717, 8006), (4003, 5434)]