21458700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 108

約数和(自身を含む): 68177928

約数和(自身を除く): 46719228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 113, 150, 180, 211, 225, 226, 300, 339, 422, 450, 452, 565, 633, 678, 844, 900, 1017, 1055, 1130, 1266, 1356, 1695, 1899, 2034, 2110, 2260, 2532, 2825, 3165, 3390, 3798, 4068, 4220, 5085, 5275, 5650, 6330, 6780, 7596, 8475, 9495, 10170, 10550, 11300, 12660, 15825, 16950, 18990, 20340, 21100, 23843, 25425, 31650, 33900, 37980, 47475, 47686, 50850, 63300, 71529, 94950, 95372, 101700, 119215, 143058, 189900, 214587, 238430, 286116, 357645, 429174, 476860, 596075, 715290, 858348, 1072935, 1192150, 1430580, 1788225, 2145870, 2384300, 3576450, 4291740, 5364675, 7152900, 10729350, 21458700]

約数ペア:

[(1, 21458700), (2, 10729350), (3, 7152900), (4, 5364675), (5, 4291740), (6, 3576450), (9, 2384300), (10, 2145870), (12, 1788225), (15, 1430580), (18, 1192150), (20, 1072935), (25, 858348), (30, 715290), (36, 596075), (45, 476860), (50, 429174), (60, 357645), (75, 286116), (90, 238430), (100, 214587), (113, 189900), (150, 143058), (180, 119215), (211, 101700), (225, 95372), (226, 94950), (300, 71529), (339, 63300), (422, 50850), (450, 47686), (452, 47475), (565, 37980), (633, 33900), (678, 31650), (844, 25425), (900, 23843), (1017, 21100), (1055, 20340), (1130, 18990), (1266, 16950), (1356, 15825), (1695, 12660), (1899, 11300), (2034, 10550), (2110, 10170), (2260, 9495), (2532, 8475), (2825, 7596), (3165, 6780), (3390, 6330), (3798, 5650), (4068, 5275), (4220, 5085)]