21650110274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{2203}}^1$

素因数の和:2475

約数の個数: 64

約数和(自身を含む): 36790225920

約数和(自身を除く): 15140115646

約数列:

[1, 2, 13, 26, 31, 62, 89, 137, 178, 274, 403, 806, 1157, 1781, 2203, 2314, 2759, 3562, 4247, 4406, 5518, 8494, 12193, 24386, 28639, 35867, 55211, 57278, 68293, 71734, 110422, 136586, 158509, 196067, 301811, 317018, 377983, 392134, 603622, 755966, 887809, 1775618, 2548871, 3923543, 4913779, 5097742, 6078077, 7847086, 9356141, 9827558, 12156154, 18712282, 26861179, 53722358, 79015001, 121629833, 158030002, 243259666, 349195327, 698390654, 832696549, 1665393098, 10825055137, 21650110274]

約数ペア:

[(1, 21650110274), (2, 10825055137), (13, 1665393098), (26, 832696549), (31, 698390654), (62, 349195327), (89, 243259666), (137, 158030002), (178, 121629833), (274, 79015001), (403, 53722358), (806, 26861179), (1157, 18712282), (1781, 12156154), (2203, 9827558), (2314, 9356141), (2759, 7847086), (3562, 6078077), (4247, 5097742), (4406, 4913779), (5518, 3923543), (8494, 2548871), (12193, 1775618), (24386, 887809), (28639, 755966), (35867, 603622), (55211, 392134), (57278, 377983), (68293, 317018), (71734, 301811), (110422, 196067), (136586, 158509)]