21183044

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1229}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 38572800

約数和(自身を除く): 17389756

約数列:

[1, 2, 4, 31, 62, 124, 139, 278, 556, 1229, 2458, 4309, 4916, 8618, 17236, 38099, 76198, 152396, 170831, 341662, 683324, 5295761, 10591522, 21183044]

約数ペア:

[(1, 21183044), (2, 10591522), (4, 5295761), (31, 683324), (62, 341662), (124, 170831), (139, 152396), (278, 76198), (556, 38099), (1229, 17236), (2458, 8618), (4309, 4916)]