21454400

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 168

約数和(自身を含む): 61228224

約数和(自身を除く): 39773824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 53, 55, 64, 80, 88, 92, 100, 106, 110, 115, 160, 176, 184, 200, 212, 220, 230, 253, 265, 275, 320, 352, 368, 400, 424, 440, 460, 506, 530, 550, 575, 583, 704, 736, 800, 848, 880, 920, 1012, 1060, 1100, 1150, 1166, 1219, 1265, 1325, 1472, 1600, 1696, 1760, 1840, 2024, 2120, 2200, 2300, 2332, 2438, 2530, 2650, 2915, 3392, 3520, 3680, 4048, 4240, 4400, 4600, 4664, 4876, 5060, 5300, 5830, 6095, 6325, 7360, 8096, 8480, 8800, 9200, 9328, 9752, 10120, 10600, 11660, 12190, 12650, 13409, 14575, 16192, 16960, 17600, 18400, 18656, 19504, 20240, 21200, 23320, 24380, 25300, 26818, 29150, 30475, 36800, 37312, 39008, 40480, 42400, 46640, 48760, 50600, 53636, 58300, 60950, 67045, 78016, 80960, 84800, 93280, 97520, 101200, 107272, 116600, 121900, 134090, 186560, 195040, 202400, 214544, 233200, 243800, 268180, 335225, 390080, 404800, 429088, 466400, 487600, 536360, 670450, 858176, 932800, 975200, 1072720, 1340900, 1950400, 2145440, 2681800, 4290880, 5363600, 10727200, 21454400]

約数ペア:

[(1, 21454400), (2, 10727200), (4, 5363600), (5, 4290880), (8, 2681800), (10, 2145440), (11, 1950400), (16, 1340900), (20, 1072720), (22, 975200), (23, 932800), (25, 858176), (32, 670450), (40, 536360), (44, 487600), (46, 466400), (50, 429088), (53, 404800), (55, 390080), (64, 335225), (80, 268180), (88, 243800), (92, 233200), (100, 214544), (106, 202400), (110, 195040), (115, 186560), (160, 134090), (176, 121900), (184, 116600), (200, 107272), (212, 101200), (220, 97520), (230, 93280), (253, 84800), (265, 80960), (275, 78016), (320, 67045), (352, 60950), (368, 58300), (400, 53636), (424, 50600), (440, 48760), (460, 46640), (506, 42400), (530, 40480), (550, 39008), (575, 37312), (583, 36800), (704, 30475), (736, 29150), (800, 26818), (848, 25300), (880, 24380), (920, 23320), (1012, 21200), (1060, 20240), (1100, 19504), (1150, 18656), (1166, 18400), (1219, 17600), (1265, 16960), (1325, 16192), (1472, 14575), (1600, 13409), (1696, 12650), (1760, 12190), (1840, 11660), (2024, 10600), (2120, 10120), (2200, 9752), (2300, 9328), (2332, 9200), (2438, 8800), (2530, 8480), (2650, 8096), (2915, 7360), (3392, 6325), (3520, 6095), (3680, 5830), (4048, 5300), (4240, 5060), (4400, 4876), (4600, 4664)]