21017201652

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{17099}}^1$

素因数の和:17730

約数の個数: 96

約数和(自身を含む): 57456000000

約数和(自身を除く): 36438798348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 599, 684, 1026, 1198, 1797, 2052, 2396, 3594, 5391, 7188, 10782, 11381, 16173, 17099, 21564, 22762, 32346, 34143, 34198, 45524, 51297, 64692, 68286, 68396, 102429, 102594, 136572, 153891, 204858, 205188, 307287, 307782, 324881, 409716, 461673, 614574, 615564, 649762, 923346, 974643, 1229148, 1299524, 1846692, 1949286, 2923929, 3898572, 5847858, 8771787, 10242301, 11695716, 17543574, 20484602, 30726903, 35087148, 40969204, 61453806, 92180709, 122907612, 184361418, 194603719, 276542127, 368722836, 389207438, 553084254, 583811157, 778414876, 1106168508, 1167622314, 1751433471, 2335244628, 3502866942, 5254300413, 7005733884, 10508600826, 21017201652]

約数ペア:

[(1, 21017201652), (2, 10508600826), (3, 7005733884), (4, 5254300413), (6, 3502866942), (9, 2335244628), (12, 1751433471), (18, 1167622314), (19, 1106168508), (27, 778414876), (36, 583811157), (38, 553084254), (54, 389207438), (57, 368722836), (76, 276542127), (108, 194603719), (114, 184361418), (171, 122907612), (228, 92180709), (342, 61453806), (513, 40969204), (599, 35087148), (684, 30726903), (1026, 20484602), (1198, 17543574), (1797, 11695716), (2052, 10242301), (2396, 8771787), (3594, 5847858), (5391, 3898572), (7188, 2923929), (10782, 1949286), (11381, 1846692), (16173, 1299524), (17099, 1229148), (21564, 974643), (22762, 923346), (32346, 649762), (34143, 615564), (34198, 614574), (45524, 461673), (51297, 409716), (64692, 324881), (68286, 307782), (68396, 307287), (102429, 205188), (102594, 204858), (136572, 153891)]