21311448

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{14557}}^1$

素因数の和:14627

約数の個数: 32

約数和(自身を含む): 54155760

約数和(自身を除く): 32844312

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 14557, 29114, 43671, 58228, 87342, 116456, 174684, 349368, 887977, 1775954, 2663931, 3551908, 5327862, 7103816, 10655724, 21311448]

約数ペア:

[(1, 21311448), (2, 10655724), (3, 7103816), (4, 5327862), (6, 3551908), (8, 2663931), (12, 1775954), (24, 887977), (61, 349368), (122, 174684), (183, 116456), (244, 87342), (366, 58228), (488, 43671), (732, 29114), (1464, 14557)]