21097230500

素因数分解:

$2^2\times 5^3\times {\mathrm{83}}^1\times {\mathrm{508367}}^1$

素因数の和:508469

約数の個数: 48

約数和(自身を含む): 46631579904

約数和(自身を除く): 25534349404

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 125, 166, 250, 332, 415, 500, 830, 1660, 2075, 4150, 8300, 10375, 20750, 41500, 508367, 1016734, 2033468, 2541835, 5083670, 10167340, 12709175, 25418350, 42194461, 50836700, 63545875, 84388922, 127091750, 168777844, 210972305, 254183500, 421944610, 843889220, 1054861525, 2109723050, 4219446100, 5274307625, 10548615250, 21097230500]

約数ペア:

[(1, 21097230500), (2, 10548615250), (4, 5274307625), (5, 4219446100), (10, 2109723050), (20, 1054861525), (25, 843889220), (50, 421944610), (83, 254183500), (100, 210972305), (125, 168777844), (166, 127091750), (250, 84388922), (332, 63545875), (415, 50836700), (500, 42194461), (830, 25418350), (1660, 12709175), (2075, 10167340), (4150, 5083670), (8300, 2541835), (10375, 2033468), (20750, 1016734), (41500, 508367)]