21026358

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{9497}}^1$

素因数の和:9549

約数の個数: 32

約数和(自身を含む): 47869920

約数和(自身を除く): 26843562

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 9497, 18994, 28491, 56982, 85473, 170946, 256419, 389377, 512838, 778754, 1168131, 2336262, 3504393, 7008786, 10513179, 21026358]

約数ペア:

[(1, 21026358), (2, 10513179), (3, 7008786), (6, 3504393), (9, 2336262), (18, 1168131), (27, 778754), (41, 512838), (54, 389377), (82, 256419), (123, 170946), (246, 85473), (369, 56982), (738, 28491), (1107, 18994), (2214, 9497)]