21948349491

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{2843}}^1$

素因数の和:3121

約数の個数: 64

約数和(自身を含む): 34810560000

約数和(自身を除く): 12862210509

約数列:

[1, 3, 9, 19, 27, 57, 101, 149, 171, 303, 447, 513, 909, 1341, 1919, 2727, 2831, 2843, 4023, 5757, 8493, 8529, 15049, 17271, 25479, 25587, 45147, 51813, 54017, 76437, 76761, 135441, 162051, 285931, 287143, 406323, 423607, 486153, 857793, 861429, 1270821, 1458459, 2573379, 2584287, 3812463, 5455717, 7720137, 7752861, 8048533, 11437389, 16367151, 24145599, 42784307, 49101453, 72436797, 128352921, 147304359, 217310391, 385058763, 812901833, 1155176289, 2438705499, 7316116497, 21948349491]

約数ペア:

[(1, 21948349491), (3, 7316116497), (9, 2438705499), (19, 1155176289), (27, 812901833), (57, 385058763), (101, 217310391), (149, 147304359), (171, 128352921), (303, 72436797), (447, 49101453), (513, 42784307), (909, 24145599), (1341, 16367151), (1919, 11437389), (2727, 8048533), (2831, 7752861), (2843, 7720137), (4023, 5455717), (5757, 3812463), (8493, 2584287), (8529, 2573379), (15049, 1458459), (17271, 1270821), (25479, 861429), (25587, 857793), (45147, 486153), (51813, 423607), (54017, 406323), (76437, 287143), (76761, 285931), (135441, 162051)]