21457150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1$

素因数の和:3037

約数の個数: 48

約数和(自身を含む): 46903248

約数和(自身を除く): 25446098

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3001, 3575, 6002, 7150, 15005, 30010, 33011, 39013, 66022, 75025, 78026, 150050, 165055, 195065, 330110, 390130, 429143, 825275, 858286, 975325, 1650550, 1950650, 2145715, 4291430, 10728575, 21457150]

約数ペア:

[(1, 21457150), (2, 10728575), (5, 4291430), (10, 2145715), (11, 1950650), (13, 1650550), (22, 975325), (25, 858286), (26, 825275), (50, 429143), (55, 390130), (65, 330110), (110, 195065), (130, 165055), (143, 150050), (275, 78026), (286, 75025), (325, 66022), (550, 39013), (650, 33011), (715, 30010), (1430, 15005), (3001, 7150), (3575, 6002)]