21491352

素因数分解:

$2^3\times 3^3\times {\mathrm{99497}}^1$

素因数の和:99512

約数の個数: 32

約数和(自身を含む): 59698800

約数和(自身を除く): 38207448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 99497, 198994, 298491, 397988, 596982, 795976, 895473, 1193964, 1790946, 2387928, 2686419, 3581892, 5372838, 7163784, 10745676, 21491352]

約数ペア:

[(1, 21491352), (2, 10745676), (3, 7163784), (4, 5372838), (6, 3581892), (8, 2686419), (9, 2387928), (12, 1790946), (18, 1193964), (24, 895473), (27, 795976), (36, 596982), (54, 397988), (72, 298491), (108, 198994), (216, 99497)]