21103380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{117241}}^1$

素因数の和:117256

約数の個数: 36

約数和(自身を含む): 64014132

約数和(自身を除く): 42910752

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 117241, 234482, 351723, 468964, 586205, 703446, 1055169, 1172410, 1406892, 1758615, 2110338, 2344820, 3517230, 4220676, 5275845, 7034460, 10551690, 21103380]

約数ペア:

[(1, 21103380), (2, 10551690), (3, 7034460), (4, 5275845), (5, 4220676), (6, 3517230), (9, 2344820), (10, 2110338), (12, 1758615), (15, 1406892), (18, 1172410), (20, 1055169), (30, 703446), (36, 586205), (45, 468964), (60, 351723), (90, 234482), (180, 117241)]