21167249490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{13721}}^1$

素因数の和:14076

約数の個数: 96

約数和(自身を含む): 56140214832

約数和(自身を除く): 34972965342

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 281, 305, 366, 549, 562, 610, 843, 915, 1098, 1405, 1686, 1830, 2529, 2745, 2810, 4215, 5058, 5490, 8430, 12645, 13721, 17141, 25290, 27442, 34282, 41163, 51423, 68605, 82326, 85705, 102846, 123489, 137210, 154269, 171410, 205815, 246978, 257115, 308538, 411630, 514230, 617445, 771345, 836981, 1234890, 1542690, 1673962, 2510943, 3855601, 4184905, 5021886, 7532829, 7711202, 8369810, 11566803, 12554715, 15065658, 19278005, 23133606, 25109430, 34700409, 37664145, 38556010, 57834015, 69400818, 75328290, 115668030, 173502045, 235191661, 347004090, 470383322, 705574983, 1175958305, 1411149966, 2116724949, 2351916610, 3527874915, 4233449898, 7055749830, 10583624745, 21167249490]

約数ペア:

[(1, 21167249490), (2, 10583624745), (3, 7055749830), (5, 4233449898), (6, 3527874915), (9, 2351916610), (10, 2116724949), (15, 1411149966), (18, 1175958305), (30, 705574983), (45, 470383322), (61, 347004090), (90, 235191661), (122, 173502045), (183, 115668030), (281, 75328290), (305, 69400818), (366, 57834015), (549, 38556010), (562, 37664145), (610, 34700409), (843, 25109430), (915, 23133606), (1098, 19278005), (1405, 15065658), (1686, 12554715), (1830, 11566803), (2529, 8369810), (2745, 7711202), (2810, 7532829), (4215, 5021886), (5058, 4184905), (5490, 3855601), (8430, 2510943), (12645, 1673962), (13721, 1542690), (17141, 1234890), (25290, 836981), (27442, 771345), (34282, 617445), (41163, 514230), (51423, 411630), (68605, 308538), (82326, 257115), (85705, 246978), (102846, 205815), (123489, 171410), (137210, 154269)]