21302928

素因数分解:

$2^4\times 3^2\times {\mathrm{147937}}^1$

素因数の和:147951

約数の個数: 30

約数和(自身を含む): 59619014

約数和(自身を除く): 38316086

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147937, 295874, 443811, 591748, 887622, 1183496, 1331433, 1775244, 2366992, 2662866, 3550488, 5325732, 7100976, 10651464, 21302928]

約数ペア:

[(1, 21302928), (2, 10651464), (3, 7100976), (4, 5325732), (6, 3550488), (8, 2662866), (9, 2366992), (12, 1775244), (16, 1331433), (18, 1183496), (24, 887622), (36, 591748), (48, 443811), (72, 295874), (144, 147937)]