21168707584

素因数分解:

$2^{11}\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1087}}^1$

素因数の和:1403

約数の個数: 96

約数和(自身を含む): 43680349440

約数和(自身を除く): 22511641856

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 257, 296, 512, 514, 592, 1024, 1028, 1087, 1184, 2048, 2056, 2174, 2368, 4112, 4348, 4736, 8224, 8696, 9472, 9509, 16448, 17392, 18944, 19018, 32896, 34784, 37888, 38036, 40219, 65792, 69568, 75776, 76072, 80438, 131584, 139136, 152144, 160876, 263168, 278272, 279359, 304288, 321752, 526336, 556544, 558718, 608576, 643504, 1113088, 1117436, 1217152, 1287008, 2226176, 2234872, 2434304, 2574016, 4469744, 4868608, 5148032, 8939488, 9737216, 10296064, 10336283, 17878976, 19474432, 20592128, 20672566, 35757952, 41184256, 41345132, 71515904, 82368512, 82690264, 143031808, 165380528, 286063616, 330761056, 572127232, 661522112, 1323044224, 2646088448, 5292176896, 10584353792, 21168707584]

約数ペア:

[(1, 21168707584), (2, 10584353792), (4, 5292176896), (8, 2646088448), (16, 1323044224), (32, 661522112), (37, 572127232), (64, 330761056), (74, 286063616), (128, 165380528), (148, 143031808), (256, 82690264), (257, 82368512), (296, 71515904), (512, 41345132), (514, 41184256), (592, 35757952), (1024, 20672566), (1028, 20592128), (1087, 19474432), (1184, 17878976), (2048, 10336283), (2056, 10296064), (2174, 9737216), (2368, 8939488), (4112, 5148032), (4348, 4868608), (4736, 4469744), (8224, 2574016), (8696, 2434304), (9472, 2234872), (9509, 2226176), (16448, 1287008), (17392, 1217152), (18944, 1117436), (19018, 1113088), (32896, 643504), (34784, 608576), (37888, 558718), (38036, 556544), (40219, 526336), (65792, 321752), (69568, 304288), (75776, 279359), (76072, 278272), (80438, 263168), (131584, 160876), (139136, 152144)]