21373404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7211}}^1$

素因数の和:7250

約数の個数: 48

約数和(自身を含む): 56542080

約数和(自身を除く): 35168676

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7211, 14422, 21633, 28844, 43266, 86532, 93743, 137009, 187486, 274018, 281229, 374972, 411027, 548036, 562458, 822054, 1124916, 1644108, 1781117, 3562234, 5343351, 7124468, 10686702, 21373404]

約数ペア:

[(1, 21373404), (2, 10686702), (3, 7124468), (4, 5343351), (6, 3562234), (12, 1781117), (13, 1644108), (19, 1124916), (26, 822054), (38, 562458), (39, 548036), (52, 411027), (57, 374972), (76, 281229), (78, 274018), (114, 187486), (156, 137009), (228, 93743), (247, 86532), (494, 43266), (741, 28844), (988, 21633), (1482, 14422), (2964, 7211)]