21606508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 29196692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 41, 44, 58, 59, 77, 82, 116, 118, 154, 164, 203, 236, 287, 308, 319, 406, 413, 451, 574, 638, 649, 812, 826, 902, 1148, 1189, 1276, 1298, 1652, 1711, 1804, 2233, 2378, 2419, 2596, 3157, 3422, 4466, 4543, 4756, 4838, 6314, 6844, 8323, 8932, 9086, 9676, 11977, 12628, 13079, 16646, 16933, 18172, 18821, 23954, 26158, 26609, 33292, 33866, 37642, 47908, 52316, 53218, 67732, 70151, 75284, 91553, 106436, 131747, 140302, 183106, 186263, 263494, 280604, 366212, 372526, 491057, 526988, 745052, 771661, 982114, 1543322, 1964228, 3086644, 5401627, 10803254, 21606508]

約数ペア:

[(1, 21606508), (2, 10803254), (4, 5401627), (7, 3086644), (11, 1964228), (14, 1543322), (22, 982114), (28, 771661), (29, 745052), (41, 526988), (44, 491057), (58, 372526), (59, 366212), (77, 280604), (82, 263494), (116, 186263), (118, 183106), (154, 140302), (164, 131747), (203, 106436), (236, 91553), (287, 75284), (308, 70151), (319, 67732), (406, 53218), (413, 52316), (451, 47908), (574, 37642), (638, 33866), (649, 33292), (812, 26609), (826, 26158), (902, 23954), (1148, 18821), (1189, 18172), (1276, 16933), (1298, 16646), (1652, 13079), (1711, 12628), (1804, 11977), (2233, 9676), (2378, 9086), (2419, 8932), (2596, 8323), (3157, 6844), (3422, 6314), (4466, 4838), (4543, 4756)]