21963630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 57254400

約数和(自身を除く): 35290770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 199, 283, 390, 398, 566, 597, 849, 995, 1194, 1415, 1698, 1990, 2587, 2830, 2985, 3679, 4245, 5174, 5970, 7358, 7761, 8490, 11037, 12935, 15522, 18395, 22074, 25870, 36790, 38805, 55185, 56317, 77610, 110370, 112634, 168951, 281585, 337902, 563170, 732121, 844755, 1464242, 1689510, 2196363, 3660605, 4392726, 7321210, 10981815, 21963630]

約数ペア:

[(1, 21963630), (2, 10981815), (3, 7321210), (5, 4392726), (6, 3660605), (10, 2196363), (13, 1689510), (15, 1464242), (26, 844755), (30, 732121), (39, 563170), (65, 337902), (78, 281585), (130, 168951), (195, 112634), (199, 110370), (283, 77610), (390, 56317), (398, 55185), (566, 38805), (597, 36790), (849, 25870), (995, 22074), (1194, 18395), (1415, 15522), (1698, 12935), (1990, 11037), (2587, 8490), (2830, 7761), (2985, 7358), (3679, 5970), (4245, 5174)]