21874875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{5303}}^1$

素因数の和:5332

約数の個数: 32

約数和(自身を含む): 39716352

約数和(自身を除く): 17841477

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 5303, 15909, 26515, 58333, 79545, 132575, 174999, 291665, 397725, 662875, 874995, 1458325, 1988625, 4374975, 7291625, 21874875]

約数ペア:

[(1, 21874875), (3, 7291625), (5, 4374975), (11, 1988625), (15, 1458325), (25, 874995), (33, 662875), (55, 397725), (75, 291665), (125, 174999), (165, 132575), (275, 79545), (375, 58333), (825, 26515), (1375, 15909), (4125, 5303)]