21415676313616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{383}}^2\times {\mathrm{433}}^1\times {\mathrm{1621}}^1$

素因数の和:2841

約数の個数: 120

約数和(自身を含む): 44932776984536

約数和(自身を除く): 23517100670920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 383, 433, 766, 866, 1532, 1621, 1732, 3064, 3242, 3464, 4979, 5629, 6128, 6484, 6928, 9958, 11258, 12968, 19916, 21073, 22516, 25936, 39832, 42146, 45032, 79664, 84292, 90064, 146689, 165839, 168584, 293378, 331678, 337168, 586756, 620843, 663356, 701893, 1173512, 1241686, 1326712, 1403786, 1906957, 2155907, 2347024, 2483372, 2653424, 2807572, 3813914, 4311814, 4966744, 5615144, 7627828, 8070959, 8623628, 9124609, 9933488, 11230288, 15255656, 16141918, 17247256, 18249218, 30511312, 32283836, 34494512, 36498436, 63516337, 64567672, 72996872, 127032674, 129135344, 145993744, 237782869, 254065348, 268825019, 475565738, 508130696, 537650038, 825712381, 951131476, 1016261392, 1075300076, 1651424762, 1902262952, 2150600152, 3091177297, 3302849524, 3494725247, 3804525904, 4301200304, 6182354594, 6605699048, 6989450494, 12364709188, 13211398096, 13978900988, 24729418376, 27957801976, 49458836752, 55915603952, 102959982277, 205919964554, 411839929108, 823679858216, 1338479769601, 1647359716432, 2676959539202, 5353919078404, 10707838156808, 21415676313616]

約数ペア:

[(1, 21415676313616), (2, 10707838156808), (4, 5353919078404), (8, 2676959539202), (13, 1647359716432), (16, 1338479769601), (26, 823679858216), (52, 411839929108), (104, 205919964554), (208, 102959982277), (383, 55915603952), (433, 49458836752), (766, 27957801976), (866, 24729418376), (1532, 13978900988), (1621, 13211398096), (1732, 12364709188), (3064, 6989450494), (3242, 6605699048), (3464, 6182354594), (4979, 4301200304), (5629, 3804525904), (6128, 3494725247), (6484, 3302849524), (6928, 3091177297), (9958, 2150600152), (11258, 1902262952), (12968, 1651424762), (19916, 1075300076), (21073, 1016261392), (22516, 951131476), (25936, 825712381), (39832, 537650038), (42146, 508130696), (45032, 475565738), (79664, 268825019), (84292, 254065348), (90064, 237782869), (146689, 145993744), (165839, 129135344), (168584, 127032674), (293378, 72996872), (331678, 64567672), (337168, 63516337), (586756, 36498436), (620843, 34494512), (663356, 32283836), (701893, 30511312), (1173512, 18249218), (1241686, 17247256), (1326712, 16141918), (1403786, 15255656), (1906957, 11230288), (2155907, 9933488), (2347024, 9124609), (2483372, 8623628), (2653424, 8070959), (2807572, 7627828), (3813914, 5615144), (4311814, 4966744)]