21515718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22273}}^1$

素因数の和:22308

約数の個数: 32

約数和(自身を含む): 51319296

約数和(自身を除く): 29803578

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 22273, 44546, 66819, 133638, 155911, 311822, 467733, 512279, 935466, 1024558, 1536837, 3073674, 3585953, 7171906, 10757859, 21515718]

約数ペア:

[(1, 21515718), (2, 10757859), (3, 7171906), (6, 3585953), (7, 3073674), (14, 1536837), (21, 1024558), (23, 935466), (42, 512279), (46, 467733), (69, 311822), (138, 155911), (161, 133638), (322, 66819), (483, 44546), (966, 22273)]