21479081862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{60889}}^1$

素因数の和:61165

約数の個数: 64

約数和(自身を含む): 50644892160

約数和(自身を除く): 29165810298

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 227, 259, 454, 518, 681, 777, 1362, 1554, 1589, 3178, 4767, 8399, 9534, 16798, 25197, 50394, 58793, 60889, 117586, 121778, 176379, 182667, 352758, 365334, 426223, 852446, 1278669, 2252893, 2557338, 4505786, 6758679, 13517358, 13821803, 15770251, 27643606, 31540502, 41465409, 47310753, 82930818, 94621506, 96752621, 193505242, 290257863, 511406711, 580515726, 1022813422, 1534220133, 3068440266, 3579846977, 7159693954, 10739540931, 21479081862]

約数ペア:

[(1, 21479081862), (2, 10739540931), (3, 7159693954), (6, 3579846977), (7, 3068440266), (14, 1534220133), (21, 1022813422), (37, 580515726), (42, 511406711), (74, 290257863), (111, 193505242), (222, 96752621), (227, 94621506), (259, 82930818), (454, 47310753), (518, 41465409), (681, 31540502), (777, 27643606), (1362, 15770251), (1554, 13821803), (1589, 13517358), (3178, 6758679), (4767, 4505786), (8399, 2557338), (9534, 2252893), (16798, 1278669), (25197, 852446), (50394, 426223), (58793, 365334), (60889, 352758), (117586, 182667), (121778, 176379)]