21260784

素因数分解:

$2^4\times 3^1\times {\mathrm{233}}^1\times {\mathrm{1901}}^1$

素因数の和:2145

約数の個数: 40

約数和(自身を含む): 55188432

約数和(自身を除く): 33927648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 233, 466, 699, 932, 1398, 1864, 1901, 2796, 3728, 3802, 5592, 5703, 7604, 11184, 11406, 15208, 22812, 30416, 45624, 91248, 442933, 885866, 1328799, 1771732, 2657598, 3543464, 5315196, 7086928, 10630392, 21260784]

約数ペア:

[(1, 21260784), (2, 10630392), (3, 7086928), (4, 5315196), (6, 3543464), (8, 2657598), (12, 1771732), (16, 1328799), (24, 885866), (48, 442933), (233, 91248), (466, 45624), (699, 30416), (932, 22812), (1398, 15208), (1864, 11406), (1901, 11184), (2796, 7604), (3728, 5703), (3802, 5592)]