21727860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4703}}^1$

素因数の和:4733

約数の個数: 96

約数和(自身を含む): 75866112

約数和(自身を除く): 54138252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 4703, 9406, 14109, 18812, 23515, 28218, 32921, 47030, 51733, 56436, 65842, 70545, 94060, 98763, 103466, 131684, 141090, 155199, 164605, 197526, 206932, 258665, 282180, 310398, 329210, 362131, 395052, 493815, 517330, 620796, 658420, 724262, 775995, 987630, 1034660, 1086393, 1448524, 1551990, 1810655, 1975260, 2172786, 3103980, 3621310, 4345572, 5431965, 7242620, 10863930, 21727860]

約数ペア:

[(1, 21727860), (2, 10863930), (3, 7242620), (4, 5431965), (5, 4345572), (6, 3621310), (7, 3103980), (10, 2172786), (11, 1975260), (12, 1810655), (14, 1551990), (15, 1448524), (20, 1086393), (21, 1034660), (22, 987630), (28, 775995), (30, 724262), (33, 658420), (35, 620796), (42, 517330), (44, 493815), (55, 395052), (60, 362131), (66, 329210), (70, 310398), (77, 282180), (84, 258665), (105, 206932), (110, 197526), (132, 164605), (140, 155199), (154, 141090), (165, 131684), (210, 103466), (220, 98763), (231, 94060), (308, 70545), (330, 65842), (385, 56436), (420, 51733), (462, 47030), (660, 32921), (770, 28218), (924, 23515), (1155, 18812), (1540, 14109), (2310, 9406), (4620, 4703)]