21480452305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2659}}^1\times {\mathrm{3359}}^1$

素因数の和:6073

約数の個数: 32

約数和(自身を含む): 28528819200

約数和(自身を除く): 7048366895

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 2659, 3359, 13295, 16795, 34567, 43667, 98383, 124283, 172835, 218335, 491915, 621415, 1278979, 1615679, 6394895, 8078395, 8931581, 44657905, 116110553, 330468497, 580552765, 1652342485, 4296090461, 21480452305]

約数ペア:

[(1, 21480452305), (5, 4296090461), (13, 1652342485), (37, 580552765), (65, 330468497), (185, 116110553), (481, 44657905), (2405, 8931581), (2659, 8078395), (3359, 6394895), (13295, 1615679), (16795, 1278979), (34567, 621415), (43667, 491915), (98383, 218335), (124283, 172835)]