21041004026

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1667}}^1\times {\mathrm{39199}}^1$

素因数の和:40898

約数の個数: 32

約数和(自身を含む): 37662105600

約数和(自身を除く): 16621101574

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 1667, 3334, 11669, 23338, 38341, 39199, 76682, 78398, 268387, 274393, 536774, 548786, 901577, 1803154, 6311039, 12622078, 65344733, 130689466, 457413131, 914826262, 1502928859, 3005857718, 10520502013, 21041004026]

約数ペア:

[(1, 21041004026), (2, 10520502013), (7, 3005857718), (14, 1502928859), (23, 914826262), (46, 457413131), (161, 130689466), (322, 65344733), (1667, 12622078), (3334, 6311039), (11669, 1803154), (23338, 901577), (38341, 548786), (39199, 536774), (76682, 274393), (78398, 268387)]