21976573744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4252433}}^1$

素因数の和:4252477

約数の個数: 40

約数和(自身を含む): 47457163440

約数和(自身を除く): 25480589696

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 4252433, 8504866, 17009732, 34019464, 68038928, 72291361, 80796227, 144582722, 161592454, 289165444, 323184908, 578330888, 646369816, 1156661776, 1292739632, 1373535859, 2747071718, 5494143436, 10988286872, 21976573744]

約数ペア:

[(1, 21976573744), (2, 10988286872), (4, 5494143436), (8, 2747071718), (16, 1373535859), (17, 1292739632), (19, 1156661776), (34, 646369816), (38, 578330888), (68, 323184908), (76, 289165444), (136, 161592454), (152, 144582722), (272, 80796227), (304, 72291361), (323, 68038928), (646, 34019464), (1292, 17009732), (2584, 8504866), (5168, 4252433)]