21829290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5471}}^1$

素因数の和:5507

約数の個数: 64

約数和(自身を含む): 63037440

約数和(自身を除く): 41208150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 5471, 10942, 16413, 27355, 32826, 38297, 54710, 76594, 82065, 103949, 114891, 164130, 191485, 207898, 229782, 311847, 382970, 519745, 574455, 623694, 727643, 1039490, 1148910, 1455286, 1559235, 2182929, 3118470, 3638215, 4365858, 7276430, 10914645, 21829290]

約数ペア:

[(1, 21829290), (2, 10914645), (3, 7276430), (5, 4365858), (6, 3638215), (7, 3118470), (10, 2182929), (14, 1559235), (15, 1455286), (19, 1148910), (21, 1039490), (30, 727643), (35, 623694), (38, 574455), (42, 519745), (57, 382970), (70, 311847), (95, 229782), (105, 207898), (114, 191485), (133, 164130), (190, 114891), (210, 103949), (266, 82065), (285, 76594), (399, 54710), (570, 38297), (665, 32826), (798, 27355), (1330, 16413), (1995, 10942), (3990, 5471)]