21903350402

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{549259}}^1$

素因数の和:549545

約数の個数: 16

約数和(自身を含む): 33324702720

約数和(自身を除く): 11421352318

約数列:

[1, 2, 127, 157, 254, 314, 19939, 39878, 549259, 1098518, 69755893, 86233663, 139511786, 172467326, 10951675201, 21903350402]

約数ペア:

[(1, 21903350402), (2, 10951675201), (127, 172467326), (157, 139511786), (254, 86233663), (314, 69755893), (19939, 1098518), (39878, 549259)]