21119060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 47803392

約数和(自身を除く): 26684332

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 1481, 2852, 2962, 3565, 5924, 7130, 7405, 14260, 14810, 29620, 34063, 45911, 68126, 91822, 136252, 170315, 183644, 229555, 340630, 459110, 681260, 918220, 1055953, 2111906, 4223812, 5279765, 10559530, 21119060]

約数ペア:

[(1, 21119060), (2, 10559530), (4, 5279765), (5, 4223812), (10, 2111906), (20, 1055953), (23, 918220), (31, 681260), (46, 459110), (62, 340630), (92, 229555), (115, 183644), (124, 170315), (155, 136252), (230, 91822), (310, 68126), (460, 45911), (620, 34063), (713, 29620), (1426, 14810), (1481, 14260), (2852, 7405), (2962, 7130), (3565, 5924)]