2121013804

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 4842391680

約数和(自身を除く): 2721377876

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 49, 52, 79, 82, 91, 98, 158, 164, 182, 196, 257, 287, 316, 364, 514, 533, 553, 574, 637, 1027, 1028, 1066, 1106, 1148, 1274, 1799, 2009, 2054, 2132, 2212, 2548, 3239, 3341, 3598, 3731, 3871, 4018, 4108, 6478, 6682, 7189, 7196, 7462, 7742, 8036, 10537, 12593, 12956, 13364, 14378, 14924, 15484, 20303, 21074, 22673, 23387, 25186, 26117, 28756, 40606, 42107, 42148, 45346, 46774, 50323, 50372, 52234, 73759, 81212, 84214, 90692, 93548, 100646, 104468, 136981, 142121, 147518, 158711, 163709, 168428, 201292, 263939, 273962, 284242, 294749, 295036, 317422, 327418, 516313, 527878, 547924, 568484, 589498, 634844, 654836, 832423, 958867, 994847, 1032626, 1055756, 1178996, 1664846, 1847573, 1917734, 1989694, 2063243, 2065252, 3329692, 3695146, 3835468, 3979388, 4126486, 5826961, 6712069, 7390292, 8252972, 10821499, 11653922, 12933011, 13424138, 21642998, 23307844, 25866022, 26848276, 40788727, 43285996, 51732044, 75750493, 81577454, 151500986, 163154908, 303001972, 530253451, 1060506902, 2121013804]

約数ペア:

[(1, 2121013804), (2, 1060506902), (4, 530253451), (7, 303001972), (13, 163154908), (14, 151500986), (26, 81577454), (28, 75750493), (41, 51732044), (49, 43285996), (52, 40788727), (79, 26848276), (82, 25866022), (91, 23307844), (98, 21642998), (158, 13424138), (164, 12933011), (182, 11653922), (196, 10821499), (257, 8252972), (287, 7390292), (316, 6712069), (364, 5826961), (514, 4126486), (533, 3979388), (553, 3835468), (574, 3695146), (637, 3329692), (1027, 2065252), (1028, 2063243), (1066, 1989694), (1106, 1917734), (1148, 1847573), (1274, 1664846), (1799, 1178996), (2009, 1055756), (2054, 1032626), (2132, 994847), (2212, 958867), (2548, 832423), (3239, 654836), (3341, 634844), (3598, 589498), (3731, 568484), (3871, 547924), (4018, 527878), (4108, 516313), (6478, 327418), (6682, 317422), (7189, 295036), (7196, 294749), (7462, 284242), (7742, 273962), (8036, 263939), (10537, 201292), (12593, 168428), (12956, 163709), (13364, 158711), (14378, 147518), (14924, 142121), (15484, 136981), (20303, 104468), (21074, 100646), (22673, 93548), (23387, 90692), (25186, 84214), (26117, 81212), (28756, 73759), (40606, 52234), (42107, 50372), (42148, 50323), (45346, 46774)]