21120596

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44371}}^1$

素因数の和:44399

約数の個数: 24

約数和(自身を含む): 44726976

約数和(自身を除く): 23606380

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44371, 88742, 177484, 310597, 621194, 754307, 1242388, 1508614, 3017228, 5280149, 10560298, 21120596]

約数ペア:

[(1, 21120596), (2, 10560298), (4, 5280149), (7, 3017228), (14, 1508614), (17, 1242388), (28, 754307), (34, 621194), (68, 310597), (119, 177484), (238, 88742), (476, 44371)]