21102423952

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{151}}^1\times {\mathrm{30223}}^1$

素因数の和:30416

約数の個数: 60

約数和(自身を含む): 43721554816

約数和(自身を除く): 22619130864

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 151, 272, 289, 302, 578, 604, 1156, 1208, 2312, 2416, 2567, 4624, 5134, 10268, 20536, 30223, 41072, 43639, 60446, 87278, 120892, 174556, 241784, 349112, 483568, 513791, 698224, 1027582, 2055164, 4110328, 4563673, 8220656, 8734447, 9127346, 17468894, 18254692, 34937788, 36509384, 69875576, 73018768, 77582441, 139751152, 155164882, 310329764, 620659528, 1241319056, 1318901497, 2637802994, 5275605988, 10551211976, 21102423952]

約数ペア:

[(1, 21102423952), (2, 10551211976), (4, 5275605988), (8, 2637802994), (16, 1318901497), (17, 1241319056), (34, 620659528), (68, 310329764), (136, 155164882), (151, 139751152), (272, 77582441), (289, 73018768), (302, 69875576), (578, 36509384), (604, 34937788), (1156, 18254692), (1208, 17468894), (2312, 9127346), (2416, 8734447), (2567, 8220656), (4624, 4563673), (5134, 4110328), (10268, 2055164), (20536, 1027582), (30223, 698224), (41072, 513791), (43639, 483568), (60446, 349112), (87278, 241784), (120892, 174556)]