21950130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 56165760

約数和(自身を除く): 34215630

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 97, 114, 190, 194, 285, 291, 397, 485, 570, 582, 794, 970, 1191, 1455, 1843, 1985, 2382, 2910, 3686, 3970, 5529, 5955, 7543, 9215, 11058, 11910, 15086, 18430, 22629, 27645, 37715, 38509, 45258, 55290, 75430, 77018, 113145, 115527, 192545, 226290, 231054, 385090, 577635, 731671, 1155270, 1463342, 2195013, 3658355, 4390026, 7316710, 10975065, 21950130]

約数ペア:

[(1, 21950130), (2, 10975065), (3, 7316710), (5, 4390026), (6, 3658355), (10, 2195013), (15, 1463342), (19, 1155270), (30, 731671), (38, 577635), (57, 385090), (95, 231054), (97, 226290), (114, 192545), (190, 115527), (194, 113145), (285, 77018), (291, 75430), (397, 55290), (485, 45258), (570, 38509), (582, 37715), (794, 27645), (970, 22629), (1191, 18430), (1455, 15086), (1843, 11910), (1985, 11058), (2382, 9215), (2910, 7543), (3686, 5955), (3970, 5529)]