21095514882

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3299}}^1\times {\mathrm{9109}}^1$

素因数の和:12432

約数の個数: 64

約数和(自身を含む): 50505840000

約数和(自身を除く): 29410325118

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 3299, 6598, 9109, 9897, 18218, 19794, 27327, 29691, 42887, 54654, 59382, 81981, 85774, 89073, 118417, 128661, 163962, 178146, 236834, 245943, 257322, 355251, 385983, 491886, 710502, 771966, 1065753, 1157949, 2131506, 2315898, 3197259, 6394518, 30050591, 60101182, 90151773, 180303546, 270455319, 390657683, 540910638, 781315366, 811365957, 1171973049, 1622731914, 2343946098, 3515919147, 7031838294, 10547757441, 21095514882]

約数ペア:

[(1, 21095514882), (2, 10547757441), (3, 7031838294), (6, 3515919147), (9, 2343946098), (13, 1622731914), (18, 1171973049), (26, 811365957), (27, 781315366), (39, 540910638), (54, 390657683), (78, 270455319), (117, 180303546), (234, 90151773), (351, 60101182), (702, 30050591), (3299, 6394518), (6598, 3197259), (9109, 2315898), (9897, 2131506), (18218, 1157949), (19794, 1065753), (27327, 771966), (29691, 710502), (42887, 491886), (54654, 385983), (59382, 355251), (81981, 257322), (85774, 245943), (89073, 236834), (118417, 178146), (128661, 163962)]