21272970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37321}}^1$

素因数の和:37350

約数の個数: 32

約数和(自身を含む): 53743680

約数和(自身を除く): 32470710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37321, 74642, 111963, 186605, 223926, 373210, 559815, 709099, 1119630, 1418198, 2127297, 3545495, 4254594, 7090990, 10636485, 21272970]

約数ペア:

[(1, 21272970), (2, 10636485), (3, 7090990), (5, 4254594), (6, 3545495), (10, 2127297), (15, 1418198), (19, 1119630), (30, 709099), (38, 559815), (57, 373210), (95, 223926), (114, 186605), (190, 111963), (285, 74642), (570, 37321)]