21098502

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5503}}^1$

素因数の和:5585

約数の個数: 32

約数和(自身を含む): 47554560

約数和(自身を除く): 26456058

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5503, 11006, 16509, 33018, 49527, 99054, 148581, 297162, 390713, 781426, 1172139, 2344278, 3516417, 7032834, 10549251, 21098502]

約数ペア:

[(1, 21098502), (2, 10549251), (3, 7032834), (6, 3516417), (9, 2344278), (18, 1172139), (27, 781426), (54, 390713), (71, 297162), (142, 148581), (213, 99054), (426, 49527), (639, 33018), (1278, 16509), (1917, 11006), (3834, 5503)]