21477859992

素因数分解:

$2^3\times 3^3\times {\mathrm{157}}^1\times {\mathrm{307}}^1\times {\mathrm{2063}}^1$

素因数の和:2542

約数の個数: 128

約数和(自身を含む): 60265497600

約数和(自身を除く): 38787637608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 157, 216, 307, 314, 471, 614, 628, 921, 942, 1228, 1256, 1413, 1842, 1884, 2063, 2456, 2763, 2826, 3684, 3768, 4126, 4239, 5526, 5652, 6189, 7368, 8252, 8289, 8478, 11052, 11304, 12378, 16504, 16578, 16956, 18567, 22104, 24756, 33156, 33912, 37134, 48199, 49512, 55701, 66312, 74268, 96398, 111402, 144597, 148536, 192796, 222804, 289194, 323891, 385592, 433791, 445608, 578388, 633341, 647782, 867582, 971673, 1156776, 1266682, 1295564, 1301373, 1735164, 1900023, 1943346, 2533364, 2591128, 2602746, 2915019, 3470328, 3800046, 3886692, 5066728, 5205492, 5700069, 5830038, 7600092, 7773384, 8745057, 10410984, 11400138, 11660076, 15200184, 17100207, 17490114, 22800276, 23320152, 34200414, 34980228, 45600552, 68400828, 69960456, 99434537, 136801656, 198869074, 298303611, 397738148, 596607222, 795476296, 894910833, 1193214444, 1789821666, 2386428888, 2684732499, 3579643332, 5369464998, 7159286664, 10738929996, 21477859992]

約数ペア:

[(1, 21477859992), (2, 10738929996), (3, 7159286664), (4, 5369464998), (6, 3579643332), (8, 2684732499), (9, 2386428888), (12, 1789821666), (18, 1193214444), (24, 894910833), (27, 795476296), (36, 596607222), (54, 397738148), (72, 298303611), (108, 198869074), (157, 136801656), (216, 99434537), (307, 69960456), (314, 68400828), (471, 45600552), (614, 34980228), (628, 34200414), (921, 23320152), (942, 22800276), (1228, 17490114), (1256, 17100207), (1413, 15200184), (1842, 11660076), (1884, 11400138), (2063, 10410984), (2456, 8745057), (2763, 7773384), (2826, 7600092), (3684, 5830038), (3768, 5700069), (4126, 5205492), (4239, 5066728), (5526, 3886692), (5652, 3800046), (6189, 3470328), (7368, 2915019), (8252, 2602746), (8289, 2591128), (8478, 2533364), (11052, 1943346), (11304, 1900023), (12378, 1735164), (16504, 1301373), (16578, 1295564), (16956, 1266682), (18567, 1156776), (22104, 971673), (24756, 867582), (33156, 647782), (33912, 633341), (37134, 578388), (48199, 445608), (49512, 433791), (55701, 385592), (66312, 323891), (74268, 289194), (96398, 222804), (111402, 192796), (144597, 148536)]