21353670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18251}}^1$

素因数の和:18277

約数の個数: 48

約数和(自身を含む): 59793552

約数和(自身を除く): 38439882

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18251, 36502, 54753, 91255, 109506, 164259, 182510, 237263, 273765, 328518, 474526, 547530, 711789, 821295, 1186315, 1423578, 1642590, 2135367, 2372630, 3558945, 4270734, 7117890, 10676835, 21353670]

約数ペア:

[(1, 21353670), (2, 10676835), (3, 7117890), (5, 4270734), (6, 3558945), (9, 2372630), (10, 2135367), (13, 1642590), (15, 1423578), (18, 1186315), (26, 821295), (30, 711789), (39, 547530), (45, 474526), (65, 328518), (78, 273765), (90, 237263), (117, 182510), (130, 164259), (195, 109506), (234, 91255), (390, 54753), (585, 36502), (1170, 18251)]