21436000

素因数分解:

$2^5\times 5^3\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 55194048

約数和(自身を除く): 33758048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 125, 160, 184, 200, 230, 233, 250, 368, 400, 460, 466, 500, 575, 736, 800, 920, 932, 1000, 1150, 1165, 1840, 1864, 2000, 2300, 2330, 2875, 3680, 3728, 4000, 4600, 4660, 5359, 5750, 5825, 7456, 9200, 9320, 10718, 11500, 11650, 18400, 18640, 21436, 23000, 23300, 26795, 29125, 37280, 42872, 46000, 46600, 53590, 58250, 85744, 92000, 93200, 107180, 116500, 133975, 171488, 186400, 214360, 233000, 267950, 428720, 466000, 535900, 669875, 857440, 932000, 1071800, 1339750, 2143600, 2679500, 4287200, 5359000, 10718000, 21436000]

約数ペア:

[(1, 21436000), (2, 10718000), (4, 5359000), (5, 4287200), (8, 2679500), (10, 2143600), (16, 1339750), (20, 1071800), (23, 932000), (25, 857440), (32, 669875), (40, 535900), (46, 466000), (50, 428720), (80, 267950), (92, 233000), (100, 214360), (115, 186400), (125, 171488), (160, 133975), (184, 116500), (200, 107180), (230, 93200), (233, 92000), (250, 85744), (368, 58250), (400, 53590), (460, 46600), (466, 46000), (500, 42872), (575, 37280), (736, 29125), (800, 26795), (920, 23300), (932, 23000), (1000, 21436), (1150, 18640), (1165, 18400), (1840, 11650), (1864, 11500), (2000, 10718), (2300, 9320), (2330, 9200), (2875, 7456), (3680, 5825), (3728, 5750), (4000, 5359), (4600, 4660)]