21361608

素因数分解:

$2^3\times 3^2\times {\mathrm{227}}^1\times {\mathrm{1307}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 58153680

約数和(自身を除く): 36792072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 227, 454, 681, 908, 1307, 1362, 1816, 2043, 2614, 2724, 3921, 4086, 5228, 5448, 7842, 8172, 10456, 11763, 15684, 16344, 23526, 31368, 47052, 94104, 296689, 593378, 890067, 1186756, 1780134, 2373512, 2670201, 3560268, 5340402, 7120536, 10680804, 21361608]

約数ペア:

[(1, 21361608), (2, 10680804), (3, 7120536), (4, 5340402), (6, 3560268), (8, 2670201), (9, 2373512), (12, 1780134), (18, 1186756), (24, 890067), (36, 593378), (72, 296689), (227, 94104), (454, 47052), (681, 31368), (908, 23526), (1307, 16344), (1362, 15684), (1816, 11763), (2043, 10456), (2614, 8172), (2724, 7842), (3921, 5448), (4086, 5228)]