21416808210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{102911}}^1$

素因数の和:103919

約数の個数: 64

約数和(自身を含む): 58803093504

約数和(自身を除く): 37386285294

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 991, 1982, 2973, 4955, 5946, 6937, 9910, 13874, 14865, 20811, 29730, 34685, 41622, 69370, 102911, 104055, 205822, 208110, 308733, 514555, 617466, 720377, 1029110, 1440754, 1543665, 2161131, 3087330, 3601885, 4322262, 7203770, 10805655, 21611310, 101984801, 203969602, 305954403, 509924005, 611908806, 713893607, 1019848010, 1427787214, 1529772015, 2141680821, 3059544030, 3569468035, 4283361642, 7138936070, 10708404105, 21416808210]

約数ペア:

[(1, 21416808210), (2, 10708404105), (3, 7138936070), (5, 4283361642), (6, 3569468035), (7, 3059544030), (10, 2141680821), (14, 1529772015), (15, 1427787214), (21, 1019848010), (30, 713893607), (35, 611908806), (42, 509924005), (70, 305954403), (105, 203969602), (210, 101984801), (991, 21611310), (1982, 10805655), (2973, 7203770), (4955, 4322262), (5946, 3601885), (6937, 3087330), (9910, 2161131), (13874, 1543665), (14865, 1440754), (20811, 1029110), (29730, 720377), (34685, 617466), (41622, 514555), (69370, 308733), (102911, 208110), (104055, 205822)]