21685404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 108

約数和(自身を含む): 59776584

約数和(自身を除く): 38091180

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 37, 39, 51, 52, 68, 74, 78, 102, 111, 148, 156, 169, 204, 221, 222, 289, 338, 442, 444, 481, 507, 578, 629, 663, 676, 867, 884, 962, 1014, 1156, 1258, 1326, 1443, 1734, 1887, 1924, 2028, 2516, 2652, 2873, 2886, 3468, 3757, 3774, 5746, 5772, 6253, 7514, 7548, 8177, 8619, 10693, 11271, 11492, 12506, 15028, 16354, 17238, 18759, 21386, 22542, 24531, 25012, 32079, 32708, 34476, 37518, 42772, 45084, 48841, 49062, 64158, 75036, 97682, 98124, 106301, 128316, 139009, 146523, 195364, 212602, 278018, 293046, 318903, 417027, 425204, 556036, 586092, 637806, 834054, 1275612, 1668108, 1807117, 3614234, 5421351, 7228468, 10842702, 21685404]

約数ペア:

[(1, 21685404), (2, 10842702), (3, 7228468), (4, 5421351), (6, 3614234), (12, 1807117), (13, 1668108), (17, 1275612), (26, 834054), (34, 637806), (37, 586092), (39, 556036), (51, 425204), (52, 417027), (68, 318903), (74, 293046), (78, 278018), (102, 212602), (111, 195364), (148, 146523), (156, 139009), (169, 128316), (204, 106301), (221, 98124), (222, 97682), (289, 75036), (338, 64158), (442, 49062), (444, 48841), (481, 45084), (507, 42772), (578, 37518), (629, 34476), (663, 32708), (676, 32079), (867, 25012), (884, 24531), (962, 22542), (1014, 21386), (1156, 18759), (1258, 17238), (1326, 16354), (1443, 15028), (1734, 12506), (1887, 11492), (1924, 11271), (2028, 10693), (2516, 8619), (2652, 8177), (2873, 7548), (2886, 7514), (3468, 6253), (3757, 5772), (3774, 5746)]