21059654410

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{359}}^1\times {\mathrm{733}}^1$

素因数の和:1303

約数の個数: 64

約数和(自身を含む): 39039874560

約数和(自身を除く): 17980220150

約数列:

[1, 2, 5, 10, 53, 106, 151, 265, 302, 359, 530, 718, 733, 755, 1466, 1510, 1795, 3590, 3665, 7330, 8003, 16006, 19027, 38054, 38849, 40015, 54209, 77698, 80030, 95135, 108418, 110683, 190270, 194245, 221366, 263147, 271045, 388490, 526294, 542090, 553415, 1106830, 1315735, 2631470, 2873077, 5746154, 5866199, 11732398, 13946791, 14365385, 27893582, 28730770, 29330995, 39735197, 58661990, 69733955, 79470394, 139467910, 198675985, 397351970, 2105965441, 4211930882, 10529827205, 21059654410]

約数ペア:

[(1, 21059654410), (2, 10529827205), (5, 4211930882), (10, 2105965441), (53, 397351970), (106, 198675985), (151, 139467910), (265, 79470394), (302, 69733955), (359, 58661990), (530, 39735197), (718, 29330995), (733, 28730770), (755, 27893582), (1466, 14365385), (1510, 13946791), (1795, 11732398), (3590, 5866199), (3665, 5746154), (7330, 2873077), (8003, 2631470), (16006, 1315735), (19027, 1106830), (38054, 553415), (38849, 542090), (40015, 526294), (54209, 388490), (77698, 271045), (80030, 263147), (95135, 221366), (108418, 194245), (110683, 190270)]