21644386

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 34997760

約数和(自身を除く): 13353374

約数列:

[1, 2, 31, 59, 61, 62, 97, 118, 122, 194, 1829, 1891, 3007, 3599, 3658, 3782, 5723, 5917, 6014, 7198, 11446, 11834, 111569, 177413, 183427, 223138, 349103, 354826, 366854, 698206, 10822193, 21644386]

約数ペア:

[(1, 21644386), (2, 10822193), (31, 698206), (59, 366854), (61, 354826), (62, 349103), (97, 223138), (118, 183427), (122, 177413), (194, 111569), (1829, 11834), (1891, 11446), (3007, 7198), (3599, 6014), (3658, 5917), (3782, 5723)]