21414615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2591}}^1$

素因数の和:2647

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 15910185

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 1653, 2591, 2755, 7773, 8265, 12955, 38865, 49229, 75139, 147687, 225417, 246145, 375695, 738435, 1127085, 1427641, 4282923, 7138205, 21414615]

約数ペア:

[(1, 21414615), (3, 7138205), (5, 4282923), (15, 1427641), (19, 1127085), (29, 738435), (57, 375695), (87, 246145), (95, 225417), (145, 147687), (285, 75139), (435, 49229), (551, 38865), (1653, 12955), (2591, 8265), (2755, 7773)]