21371806936

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{227147}}^1$

素因数の和:227791

約数の個数: 32

約数和(自身を含む): 42249528000

約数和(自身を除く): 20877721064

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 619, 1238, 2476, 4952, 11761, 23522, 47044, 94088, 227147, 454294, 908588, 1817176, 4315793, 8631586, 17263172, 34526344, 140603993, 281207986, 562415972, 1124831944, 2671475867, 5342951734, 10685903468, 21371806936]

約数ペア:

[(1, 21371806936), (2, 10685903468), (4, 5342951734), (8, 2671475867), (19, 1124831944), (38, 562415972), (76, 281207986), (152, 140603993), (619, 34526344), (1238, 17263172), (2476, 8631586), (4952, 4315793), (11761, 1817176), (23522, 908588), (47044, 454294), (94088, 227147)]