21754170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:377

約数の個数: 80

約数和(自身を含む): 59276448

約数和(自身を除く): 37522278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 107, 135, 162, 214, 251, 270, 321, 405, 502, 535, 642, 753, 810, 963, 1070, 1255, 1506, 1605, 1926, 2259, 2510, 2889, 3210, 3765, 4518, 4815, 5778, 6777, 7530, 8667, 9630, 11295, 13554, 14445, 17334, 20331, 22590, 26857, 28890, 33885, 40662, 43335, 53714, 67770, 80571, 86670, 101655, 134285, 161142, 203310, 241713, 268570, 402855, 483426, 725139, 805710, 1208565, 1450278, 2175417, 2417130, 3625695, 4350834, 7251390, 10877085, 21754170]

約数ペア:

[(1, 21754170), (2, 10877085), (3, 7251390), (5, 4350834), (6, 3625695), (9, 2417130), (10, 2175417), (15, 1450278), (18, 1208565), (27, 805710), (30, 725139), (45, 483426), (54, 402855), (81, 268570), (90, 241713), (107, 203310), (135, 161142), (162, 134285), (214, 101655), (251, 86670), (270, 80571), (321, 67770), (405, 53714), (502, 43335), (535, 40662), (642, 33885), (753, 28890), (810, 26857), (963, 22590), (1070, 20331), (1255, 17334), (1506, 14445), (1605, 13554), (1926, 11295), (2259, 9630), (2510, 8667), (2889, 7530), (3210, 6777), (3765, 5778), (4518, 4815)]