21215185250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{124979}}^1$

素因数の和:125100

約数の個数: 64

約数和(自身を含む): 45856661760

約数和(自身を除く): 24641476510

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 97, 125, 175, 194, 250, 350, 485, 679, 875, 970, 1358, 1750, 2425, 3395, 4850, 6790, 12125, 16975, 24250, 33950, 84875, 124979, 169750, 249958, 624895, 874853, 1249790, 1749706, 3124475, 4374265, 6248950, 8748530, 12122963, 15622375, 21871325, 24245926, 31244750, 43742650, 60614815, 84860741, 109356625, 121229630, 169721482, 218713250, 303074075, 424303705, 606148150, 848607410, 1515370375, 2121518525, 3030740750, 4243037050, 10607592625, 21215185250]

約数ペア:

[(1, 21215185250), (2, 10607592625), (5, 4243037050), (7, 3030740750), (10, 2121518525), (14, 1515370375), (25, 848607410), (35, 606148150), (50, 424303705), (70, 303074075), (97, 218713250), (125, 169721482), (175, 121229630), (194, 109356625), (250, 84860741), (350, 60614815), (485, 43742650), (679, 31244750), (875, 24245926), (970, 21871325), (1358, 15622375), (1750, 12122963), (2425, 8748530), (3395, 6248950), (4850, 4374265), (6790, 3124475), (12125, 1749706), (16975, 1249790), (24250, 874853), (33950, 624895), (84875, 249958), (124979, 169750)]