21910122

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 55742400

約数和(自身を除く): 33832278

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 59, 69, 78, 117, 118, 138, 177, 207, 234, 299, 351, 354, 414, 529, 531, 598, 621, 702, 767, 897, 1058, 1062, 1242, 1357, 1534, 1587, 1593, 1794, 2301, 2691, 2714, 3174, 3186, 4071, 4602, 4761, 5382, 6877, 6903, 8073, 8142, 9522, 12213, 13754, 13806, 14283, 16146, 17641, 20631, 20709, 24426, 28566, 31211, 35282, 36639, 41262, 41418, 52923, 61893, 62422, 73278, 93633, 105846, 123786, 158769, 185679, 187266, 280899, 317538, 371358, 405743, 476307, 561798, 811486, 842697, 952614, 1217229, 1685394, 2434458, 3651687, 7303374, 10955061, 21910122]

約数ペア:

[(1, 21910122), (2, 10955061), (3, 7303374), (6, 3651687), (9, 2434458), (13, 1685394), (18, 1217229), (23, 952614), (26, 842697), (27, 811486), (39, 561798), (46, 476307), (54, 405743), (59, 371358), (69, 317538), (78, 280899), (117, 187266), (118, 185679), (138, 158769), (177, 123786), (207, 105846), (234, 93633), (299, 73278), (351, 62422), (354, 61893), (414, 52923), (529, 41418), (531, 41262), (598, 36639), (621, 35282), (702, 31211), (767, 28566), (897, 24426), (1058, 20709), (1062, 20631), (1242, 17641), (1357, 16146), (1534, 14283), (1587, 13806), (1593, 13754), (1794, 12213), (2301, 9522), (2691, 8142), (2714, 8073), (3174, 6903), (3186, 6877), (4071, 5382), (4602, 4761)]