21861324

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 60103680

約数和(自身を除く): 38242356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1031, 1116, 1178, 1767, 2062, 2356, 3093, 3534, 4124, 5301, 6186, 7068, 9279, 10602, 12372, 18558, 19589, 21204, 31961, 37116, 39178, 58767, 63922, 78356, 95883, 117534, 127844, 176301, 191766, 235068, 287649, 352602, 383532, 575298, 607259, 705204, 1150596, 1214518, 1821777, 2429036, 3643554, 5465331, 7287108, 10930662, 21861324]

約数ペア:

[(1, 21861324), (2, 10930662), (3, 7287108), (4, 5465331), (6, 3643554), (9, 2429036), (12, 1821777), (18, 1214518), (19, 1150596), (31, 705204), (36, 607259), (38, 575298), (57, 383532), (62, 352602), (76, 287649), (93, 235068), (114, 191766), (124, 176301), (171, 127844), (186, 117534), (228, 95883), (279, 78356), (342, 63922), (372, 58767), (558, 39178), (589, 37116), (684, 31961), (1031, 21204), (1116, 19589), (1178, 18558), (1767, 12372), (2062, 10602), (2356, 9279), (3093, 7068), (3534, 6186), (4124, 5301)]