21287514

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{593}}^1$

素因数の和:822

約数の個数: 32

約数和(自身を含む): 44250624

約数和(自身を除く): 22963110

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 193, 386, 579, 593, 1158, 1186, 1779, 3558, 5983, 11966, 17949, 18383, 35898, 36766, 55149, 110298, 114449, 228898, 343347, 686694, 3547919, 7095838, 10643757, 21287514]

約数ペア:

[(1, 21287514), (2, 10643757), (3, 7095838), (6, 3547919), (31, 686694), (62, 343347), (93, 228898), (186, 114449), (193, 110298), (386, 55149), (579, 36766), (593, 35898), (1158, 18383), (1186, 17949), (1779, 11966), (3558, 5983)]