21488952

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1756

約数の個数: 64

約数和(自身を含む): 58752000

約数和(自身を除く): 37263048

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1581, 1699, 2108, 3162, 3398, 4216, 5097, 6324, 6796, 10194, 12648, 13592, 20388, 28883, 40776, 52669, 57766, 86649, 105338, 115532, 158007, 173298, 210676, 231064, 316014, 346596, 421352, 632028, 693192, 895373, 1264056, 1790746, 2686119, 3581492, 5372238, 7162984, 10744476, 21488952]

約数ペア:

[(1, 21488952), (2, 10744476), (3, 7162984), (4, 5372238), (6, 3581492), (8, 2686119), (12, 1790746), (17, 1264056), (24, 895373), (31, 693192), (34, 632028), (51, 421352), (62, 346596), (68, 316014), (93, 231064), (102, 210676), (124, 173298), (136, 158007), (186, 115532), (204, 105338), (248, 86649), (372, 57766), (408, 52669), (527, 40776), (744, 28883), (1054, 20388), (1581, 13592), (1699, 12648), (2108, 10194), (3162, 6796), (3398, 6324), (4216, 5097)]