21000455460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{116669197}}^1$

素因数の和:116669212

約数の個数: 36

約数和(自身を含む): 63701382108

約数和(自身を除く): 42700926648

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 116669197, 233338394, 350007591, 466676788, 583345985, 700015182, 1050022773, 1166691970, 1400030364, 1750037955, 2100045546, 2333383940, 3500075910, 4200091092, 5250113865, 7000151820, 10500227730, 21000455460]

約数ペア:

[(1, 21000455460), (2, 10500227730), (3, 7000151820), (4, 5250113865), (5, 4200091092), (6, 3500075910), (9, 2333383940), (10, 2100045546), (12, 1750037955), (15, 1400030364), (18, 1166691970), (20, 1050022773), (30, 700015182), (36, 583345985), (45, 466676788), (60, 350007591), (90, 233338394), (180, 116669197)]