21085987008

素因数分解:

$2^6\times 3^1\times {\mathrm{67}}^1\times {\mathrm{1639147}}^1$

素因数の和:1639229

約数の個数: 56

約数和(自身を含む): 56622728512

約数和(自身を除く): 35536741504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 134, 192, 201, 268, 402, 536, 804, 1072, 1608, 2144, 3216, 4288, 6432, 12864, 1639147, 3278294, 4917441, 6556588, 9834882, 13113176, 19669764, 26226352, 39339528, 52452704, 78679056, 104905408, 109822849, 157358112, 219645698, 314716224, 329468547, 439291396, 658937094, 878582792, 1317874188, 1757165584, 2635748376, 3514331168, 5271496752, 7028662336, 10542993504, 21085987008]

約数ペア:

[(1, 21085987008), (2, 10542993504), (3, 7028662336), (4, 5271496752), (6, 3514331168), (8, 2635748376), (12, 1757165584), (16, 1317874188), (24, 878582792), (32, 658937094), (48, 439291396), (64, 329468547), (67, 314716224), (96, 219645698), (134, 157358112), (192, 109822849), (201, 104905408), (268, 78679056), (402, 52452704), (536, 39339528), (804, 26226352), (1072, 19669764), (1608, 13113176), (2144, 9834882), (3216, 6556588), (4288, 4917441), (6432, 3278294), (12864, 1639147)]