21665777328

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{20269}}^1$

素因数の和:20867

約数の個数: 120

約数和(自身を含む): 65415830480

約数和(自身を除く): 43750053152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 571, 624, 936, 1142, 1713, 1872, 2284, 3426, 4568, 5139, 6852, 7423, 9136, 10278, 13704, 14846, 20269, 20556, 22269, 27408, 29692, 40538, 41112, 44538, 59384, 60807, 66807, 81076, 82224, 89076, 118768, 121614, 133614, 162152, 178152, 182421, 243228, 263497, 267228, 324304, 356304, 364842, 486456, 526994, 534456, 729684, 790491, 972912, 1053988, 1068912, 1459368, 1580982, 2107976, 2371473, 2918736, 3161964, 4215952, 4742946, 6323928, 9485892, 11573599, 12647856, 18971784, 23147198, 34720797, 37943568, 46294396, 69441594, 92588792, 104162391, 138883188, 150456787, 185177584, 208324782, 277766376, 300913574, 416649564, 451370361, 555532752, 601827148, 833299128, 902740722, 1203654296, 1354111083, 1666598256, 1805481444, 2407308592, 2708222166, 3610962888, 5416444332, 7221925776, 10832888664, 21665777328]

約数ペア:

[(1, 21665777328), (2, 10832888664), (3, 7221925776), (4, 5416444332), (6, 3610962888), (8, 2708222166), (9, 2407308592), (12, 1805481444), (13, 1666598256), (16, 1354111083), (18, 1203654296), (24, 902740722), (26, 833299128), (36, 601827148), (39, 555532752), (48, 451370361), (52, 416649564), (72, 300913574), (78, 277766376), (104, 208324782), (117, 185177584), (144, 150456787), (156, 138883188), (208, 104162391), (234, 92588792), (312, 69441594), (468, 46294396), (571, 37943568), (624, 34720797), (936, 23147198), (1142, 18971784), (1713, 12647856), (1872, 11573599), (2284, 9485892), (3426, 6323928), (4568, 4742946), (5139, 4215952), (6852, 3161964), (7423, 2918736), (9136, 2371473), (10278, 2107976), (13704, 1580982), (14846, 1459368), (20269, 1068912), (20556, 1053988), (22269, 972912), (27408, 790491), (29692, 729684), (40538, 534456), (41112, 526994), (44538, 486456), (59384, 364842), (60807, 356304), (66807, 324304), (81076, 267228), (82224, 263497), (89076, 243228), (118768, 182421), (121614, 178152), (133614, 162152)]