21222790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1741}}^1$

素因数の和:1824

約数の個数: 32

約数和(自身を含む): 40637376

約数和(自身を除く): 19414586

約数列:

[1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 1741, 2438, 3482, 6095, 8705, 12190, 17410, 40043, 80086, 92273, 184546, 200215, 400430, 461365, 922730, 2122279, 4244558, 10611395, 21222790]

約数ペア:

[(1, 21222790), (2, 10611395), (5, 4244558), (10, 2122279), (23, 922730), (46, 461365), (53, 400430), (106, 200215), (115, 184546), (230, 92273), (265, 80086), (530, 40043), (1219, 17410), (1741, 12190), (2438, 8705), (3482, 6095)]