21543522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 61544448

約数和(自身を除く): 40000926

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 17, 21, 22, 26, 33, 34, 39, 42, 51, 66, 77, 78, 91, 102, 119, 143, 154, 182, 187, 211, 221, 231, 238, 273, 286, 357, 374, 422, 429, 442, 462, 546, 561, 633, 663, 714, 858, 1001, 1122, 1266, 1309, 1326, 1477, 1547, 2002, 2321, 2431, 2618, 2743, 2954, 3003, 3094, 3587, 3927, 4431, 4641, 4642, 4862, 5486, 6006, 6963, 7174, 7293, 7854, 8229, 8862, 9282, 10761, 13926, 14586, 16247, 16458, 17017, 19201, 21522, 25109, 30173, 32494, 34034, 38402, 39457, 46631, 48741, 50218, 51051, 57603, 60346, 75327, 78914, 90519, 93262, 97482, 102102, 115206, 118371, 139893, 150654, 181038, 211211, 236742, 276199, 279786, 326417, 422422, 512941, 552398, 633633, 652834, 828597, 979251, 1025882, 1267266, 1538823, 1657194, 1958502, 3077646, 3590587, 7181174, 10771761, 21543522]

約数ペア:

[(1, 21543522), (2, 10771761), (3, 7181174), (6, 3590587), (7, 3077646), (11, 1958502), (13, 1657194), (14, 1538823), (17, 1267266), (21, 1025882), (22, 979251), (26, 828597), (33, 652834), (34, 633633), (39, 552398), (42, 512941), (51, 422422), (66, 326417), (77, 279786), (78, 276199), (91, 236742), (102, 211211), (119, 181038), (143, 150654), (154, 139893), (182, 118371), (187, 115206), (211, 102102), (221, 97482), (231, 93262), (238, 90519), (273, 78914), (286, 75327), (357, 60346), (374, 57603), (422, 51051), (429, 50218), (442, 48741), (462, 46631), (546, 39457), (561, 38402), (633, 34034), (663, 32494), (714, 30173), (858, 25109), (1001, 21522), (1122, 19201), (1266, 17017), (1309, 16458), (1326, 16247), (1477, 14586), (1547, 13926), (2002, 10761), (2321, 9282), (2431, 8862), (2618, 8229), (2743, 7854), (2954, 7293), (3003, 7174), (3094, 6963), (3587, 6006), (3927, 5486), (4431, 4862), (4641, 4642)]