21089609268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{364393}}^1$

素因数の和:364473

約数の個数: 96

約数和(自身を含む): 61707937536

約数和(自身を除く): 40618328268

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 53, 78, 84, 91, 106, 156, 159, 182, 212, 273, 318, 364, 371, 546, 636, 689, 742, 1092, 1113, 1378, 1484, 2067, 2226, 2756, 4134, 4452, 4823, 8268, 9646, 14469, 19292, 28938, 57876, 364393, 728786, 1093179, 1457572, 2186358, 2550751, 4372716, 4737109, 5101502, 7652253, 9474218, 10203004, 14211327, 15304506, 18948436, 19312829, 28422654, 30609012, 33159763, 38625658, 56845308, 57938487, 66319526, 77251316, 99479289, 115876974, 132639052, 135189803, 198958578, 231753948, 251066777, 270379606, 397917156, 405569409, 502133554, 540759212, 753200331, 811138818, 1004267108, 1506400662, 1622277636, 1757467439, 3012801324, 3514934878, 5272402317, 7029869756, 10544804634, 21089609268]

約数ペア:

[(1, 21089609268), (2, 10544804634), (3, 7029869756), (4, 5272402317), (6, 3514934878), (7, 3012801324), (12, 1757467439), (13, 1622277636), (14, 1506400662), (21, 1004267108), (26, 811138818), (28, 753200331), (39, 540759212), (42, 502133554), (52, 405569409), (53, 397917156), (78, 270379606), (84, 251066777), (91, 231753948), (106, 198958578), (156, 135189803), (159, 132639052), (182, 115876974), (212, 99479289), (273, 77251316), (318, 66319526), (364, 57938487), (371, 56845308), (546, 38625658), (636, 33159763), (689, 30609012), (742, 28422654), (1092, 19312829), (1113, 18948436), (1378, 15304506), (1484, 14211327), (2067, 10203004), (2226, 9474218), (2756, 7652253), (4134, 5101502), (4452, 4737109), (4823, 4372716), (8268, 2550751), (9646, 2186358), (14469, 1457572), (19292, 1093179), (28938, 728786), (57876, 364393)]