21851004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4409}}^1$

素因数の和:4482

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 37419396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 177, 236, 354, 413, 708, 826, 1239, 1652, 2478, 4409, 4956, 8818, 13227, 17636, 26454, 30863, 52908, 61726, 92589, 123452, 185178, 260131, 370356, 520262, 780393, 1040524, 1560786, 1820917, 3121572, 3641834, 5462751, 7283668, 10925502, 21851004]

約数ペア:

[(1, 21851004), (2, 10925502), (3, 7283668), (4, 5462751), (6, 3641834), (7, 3121572), (12, 1820917), (14, 1560786), (21, 1040524), (28, 780393), (42, 520262), (59, 370356), (84, 260131), (118, 185178), (177, 123452), (236, 92589), (354, 61726), (413, 52908), (708, 30863), (826, 26454), (1239, 17636), (1652, 13227), (2478, 8818), (4409, 4956)]