21424020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18793}}^1$

素因数の和:18824

約数の個数: 48

約数和(自身を含む): 63147840

約数和(自身を除く): 41723820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18793, 37586, 56379, 75172, 93965, 112758, 187930, 225516, 281895, 357067, 375860, 563790, 714134, 1071201, 1127580, 1428268, 1785335, 2142402, 3570670, 4284804, 5356005, 7141340, 10712010, 21424020]

約数ペア:

[(1, 21424020), (2, 10712010), (3, 7141340), (4, 5356005), (5, 4284804), (6, 3570670), (10, 2142402), (12, 1785335), (15, 1428268), (19, 1127580), (20, 1071201), (30, 714134), (38, 563790), (57, 375860), (60, 357067), (76, 281895), (95, 225516), (114, 187930), (190, 112758), (228, 93965), (285, 75172), (380, 56379), (570, 37586), (1140, 18793)]