21811083516

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{10037}}^1$

素因数の和:10425

約数の個数: 120

約数和(自身を含む): 60195476880

約数和(自身を除く): 38384393364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 353, 513, 684, 706, 1026, 1059, 1412, 1539, 2052, 2118, 3078, 3177, 4236, 6156, 6354, 6707, 9531, 10037, 12708, 13414, 19062, 20074, 20121, 26828, 28593, 30111, 38124, 40148, 40242, 57186, 60222, 60363, 80484, 90333, 114372, 120444, 120726, 180666, 181089, 190703, 241452, 270999, 361332, 362178, 381406, 541998, 543267, 572109, 724356, 762812, 812997, 1083996, 1086534, 1144218, 1625994, 1716327, 2173068, 2288436, 3251988, 3432654, 3543061, 5148981, 6865308, 7086122, 10297962, 10629183, 14172244, 15446943, 20595924, 21258366, 30893886, 31887549, 42516732, 61787772, 63775098, 67318159, 95662647, 127550196, 134636318, 191325294, 201954477, 269272636, 286987941, 382650588, 403908954, 573975882, 605863431, 807817908, 1147951764, 1211726862, 1817590293, 2423453724, 3635180586, 5452770879, 7270361172, 10905541758, 21811083516]

約数ペア:

[(1, 21811083516), (2, 10905541758), (3, 7270361172), (4, 5452770879), (6, 3635180586), (9, 2423453724), (12, 1817590293), (18, 1211726862), (19, 1147951764), (27, 807817908), (36, 605863431), (38, 573975882), (54, 403908954), (57, 382650588), (76, 286987941), (81, 269272636), (108, 201954477), (114, 191325294), (162, 134636318), (171, 127550196), (228, 95662647), (324, 67318159), (342, 63775098), (353, 61787772), (513, 42516732), (684, 31887549), (706, 30893886), (1026, 21258366), (1059, 20595924), (1412, 15446943), (1539, 14172244), (2052, 10629183), (2118, 10297962), (3078, 7086122), (3177, 6865308), (4236, 5148981), (6156, 3543061), (6354, 3432654), (6707, 3251988), (9531, 2288436), (10037, 2173068), (12708, 1716327), (13414, 1625994), (19062, 1144218), (20074, 1086534), (20121, 1083996), (26828, 812997), (28593, 762812), (30111, 724356), (38124, 572109), (40148, 543267), (40242, 541998), (57186, 381406), (60222, 362178), (60363, 361332), (80484, 270999), (90333, 241452), (114372, 190703), (120444, 181089), (120726, 180666)]