21824218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 36832320

約数和(自身を除く): 15008102

約数列:

[1, 2, 13, 26, 41, 59, 82, 118, 347, 533, 694, 767, 1066, 1534, 2419, 4511, 4838, 9022, 14227, 20473, 28454, 31447, 40946, 62894, 184951, 266149, 369902, 532298, 839393, 1678786, 10912109, 21824218]

約数ペア:

[(1, 21824218), (2, 10912109), (13, 1678786), (26, 839393), (41, 532298), (59, 369902), (82, 266149), (118, 184951), (347, 62894), (533, 40946), (694, 31447), (767, 28454), (1066, 20473), (1534, 14227), (2419, 9022), (4511, 4838)]