21965736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3061}}^1$

素因数の和:3106

約数の個数: 64

約数和(自身を含む): 61729920

約数和(自身を除く): 39764184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 3061, 3588, 6122, 7176, 9183, 12244, 18366, 24488, 36732, 39793, 70403, 73464, 79586, 119379, 140806, 159172, 211209, 238758, 281612, 318344, 422418, 477516, 563224, 844836, 915239, 955032, 1689672, 1830478, 2745717, 3660956, 5491434, 7321912, 10982868, 21965736]

約数ペア:

[(1, 21965736), (2, 10982868), (3, 7321912), (4, 5491434), (6, 3660956), (8, 2745717), (12, 1830478), (13, 1689672), (23, 955032), (24, 915239), (26, 844836), (39, 563224), (46, 477516), (52, 422418), (69, 318344), (78, 281612), (92, 238758), (104, 211209), (138, 159172), (156, 140806), (184, 119379), (276, 79586), (299, 73464), (312, 70403), (552, 39793), (598, 36732), (897, 24488), (1196, 18366), (1794, 12244), (2392, 9183), (3061, 7176), (3588, 6122)]