21334014

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 54722304

約数和(自身を除く): 33388290

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 31, 34, 39, 51, 62, 78, 93, 102, 117, 153, 173, 186, 221, 234, 279, 306, 346, 403, 442, 519, 527, 558, 663, 806, 1038, 1054, 1209, 1326, 1557, 1581, 1989, 2249, 2418, 2941, 3114, 3162, 3627, 3978, 4498, 4743, 5363, 5882, 6747, 6851, 7254, 8823, 9486, 10726, 13494, 13702, 16089, 17646, 20241, 20553, 26469, 32178, 38233, 40482, 41106, 48267, 52938, 61659, 69719, 76466, 91171, 96534, 114699, 123318, 139438, 182342, 209157, 229398, 273513, 344097, 418314, 547026, 627471, 688194, 820539, 1185223, 1254942, 1641078, 2370446, 3555669, 7111338, 10667007, 21334014]

約数ペア:

[(1, 21334014), (2, 10667007), (3, 7111338), (6, 3555669), (9, 2370446), (13, 1641078), (17, 1254942), (18, 1185223), (26, 820539), (31, 688194), (34, 627471), (39, 547026), (51, 418314), (62, 344097), (78, 273513), (93, 229398), (102, 209157), (117, 182342), (153, 139438), (173, 123318), (186, 114699), (221, 96534), (234, 91171), (279, 76466), (306, 69719), (346, 61659), (403, 52938), (442, 48267), (519, 41106), (527, 40482), (558, 38233), (663, 32178), (806, 26469), (1038, 20553), (1054, 20241), (1209, 17646), (1326, 16089), (1557, 13702), (1581, 13494), (1989, 10726), (2249, 9486), (2418, 8823), (2941, 7254), (3114, 6851), (3162, 6747), (3627, 5882), (3978, 5363), (4498, 4743)]