21425190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31051}}^1$

素因数の和:31084

約数の個数: 32

約数和(自身を含む): 53657856

約数和(自身を除く): 32232666

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 31051, 62102, 93153, 155255, 186306, 310510, 465765, 714173, 931530, 1428346, 2142519, 3570865, 4285038, 7141730, 10712595, 21425190]

約数ペア:

[(1, 21425190), (2, 10712595), (3, 7141730), (5, 4285038), (6, 3570865), (10, 2142519), (15, 1428346), (23, 931530), (30, 714173), (46, 465765), (69, 310510), (115, 186306), (138, 155255), (230, 93153), (345, 62102), (690, 31051)]