21996312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{70501}}^1$

素因数の和:70523

約数の個数: 32

約数和(自身を含む): 59221680

約数和(自身を除く): 37225368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 70501, 141002, 211503, 282004, 423006, 564008, 846012, 916513, 1692024, 1833026, 2749539, 3666052, 5499078, 7332104, 10998156, 21996312]

約数ペア:

[(1, 21996312), (2, 10998156), (3, 7332104), (4, 5499078), (6, 3666052), (8, 2749539), (12, 1833026), (13, 1692024), (24, 916513), (26, 846012), (39, 564008), (52, 423006), (78, 282004), (104, 211503), (156, 141002), (312, 70501)]