21051343404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6425929}}^1$

素因数の和:6425959

約数の個数: 72

約数和(自身を含む): 65493078560

約数和(自身を除く): 44441735156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6425929, 12851858, 19277787, 25703716, 38555574, 44981503, 57833361, 77111148, 83537077, 89963006, 115666722, 134944509, 167074154, 179926012, 231333444, 250611231, 269889018, 334148308, 404833527, 501222462, 539778036, 584759539, 751833693, 809667054, 1002444924, 1169519078, 1503667386, 1619334108, 1754278617, 2339038156, 3007334772, 3508557234, 5262835851, 7017114468, 10525671702, 21051343404]

約数ペア:

[(1, 21051343404), (2, 10525671702), (3, 7017114468), (4, 5262835851), (6, 3508557234), (7, 3007334772), (9, 2339038156), (12, 1754278617), (13, 1619334108), (14, 1503667386), (18, 1169519078), (21, 1002444924), (26, 809667054), (28, 751833693), (36, 584759539), (39, 539778036), (42, 501222462), (52, 404833527), (63, 334148308), (78, 269889018), (84, 250611231), (91, 231333444), (117, 179926012), (126, 167074154), (156, 134944509), (182, 115666722), (234, 89963006), (252, 83537077), (273, 77111148), (364, 57833361), (468, 44981503), (546, 38555574), (819, 25703716), (1092, 19277787), (1638, 12851858), (3276, 6425929)]