21986536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19219}}^1$

素因数の和:19249

約数の個数: 32

約数和(自身を含む): 48434400

約数和(自身を除く): 26447864

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 19219, 38438, 76876, 153752, 211409, 249847, 422818, 499694, 845636, 999388, 1691272, 1998776, 2748317, 5496634, 10993268, 21986536]

約数ペア:

[(1, 21986536), (2, 10993268), (4, 5496634), (8, 2748317), (11, 1998776), (13, 1691272), (22, 999388), (26, 845636), (44, 499694), (52, 422818), (88, 249847), (104, 211409), (143, 153752), (286, 76876), (572, 38438), (1144, 19219)]