21167265838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1\times {\mathrm{11447}}^1$

素因数の和:12192

約数の個数: 32

約数和(自身を含む): 33728555520

約数和(自身を除く): 12561289682

約数列:

[1, 2, 23, 46, 61, 122, 659, 1318, 1403, 2806, 11447, 15157, 22894, 30314, 40199, 80398, 263281, 526562, 698267, 924577, 1396534, 1849154, 7543573, 15087146, 16060141, 32120282, 173502179, 347004358, 460157953, 920315906, 10583632919, 21167265838]

約数ペア:

[(1, 21167265838), (2, 10583632919), (23, 920315906), (46, 460157953), (61, 347004358), (122, 173502179), (659, 32120282), (1318, 16060141), (1403, 15087146), (2806, 7543573), (11447, 1849154), (15157, 1396534), (22894, 924577), (30314, 698267), (40199, 526562), (80398, 263281)]