21502470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2833}}^1$

素因数の和:2877

約数の個数: 64

約数和(自身を含む): 58765824

約数和(自身を除く): 37263354

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 2833, 3795, 5666, 7590, 8499, 14165, 16998, 28330, 31163, 42495, 62326, 65159, 84990, 93489, 130318, 155815, 186978, 195477, 311630, 325795, 390954, 467445, 651590, 716749, 934890, 977385, 1433498, 1954770, 2150247, 3583745, 4300494, 7167490, 10751235, 21502470]

約数ペア:

[(1, 21502470), (2, 10751235), (3, 7167490), (5, 4300494), (6, 3583745), (10, 2150247), (11, 1954770), (15, 1433498), (22, 977385), (23, 934890), (30, 716749), (33, 651590), (46, 467445), (55, 390954), (66, 325795), (69, 311630), (110, 195477), (115, 186978), (138, 155815), (165, 130318), (230, 93489), (253, 84990), (330, 65159), (345, 62326), (506, 42495), (690, 31163), (759, 28330), (1265, 16998), (1518, 14165), (2530, 8499), (2833, 7590), (3795, 5666)]